Bug 2188242

The addons subdirectory is missing lots of standard addons:

```
/usr/share/blender/3.5/scripts/addons
```

Compare e.g. the same directory in the blender 3.4 installation:
```
$ ls /usr/share/blender/3.4/scripts/addons
add_camera_rigs/                       materials_utils/
add_curve_extra_objects/               measureit/
add_curve_ivygen.py                    mesh_auto_mirror.py
add_curve_sapling/                     mesh_bsurfaces.py
add_mesh_BoltFactory/                  mesh_f2.py
add_mesh_discombobulator/              mesh_inset/
add_mesh_extra_objects/                mesh_looptools.py
add_mesh_geodesic_domes/               mesh_snap_utilities_line/
amaranth/                              mesh_tiny_cad/
animation_add_corrective_shape_key.py  mesh_tissue/
animation_animall/                     mesh_tools/
ant_landscape/                         node_arrange.py
archimesh/                             node_presets.py
blender_id/                            node_wrangler.py
bone_selection_sets.py                 object_boolean_tools.py
btrace/                                object_carver/
camera_turnaround.py                   object_collection_manager/
copy_global_transform.py               object_color_rules.py
curve_assign_shapekey.py               object_edit_linked.py
curve_simplify.py                      object_fracture_cell/
curve_tools/                           object_print3d_utils/
cycles/                                object_scatter/
depsgraph_debug.py                     object_skinify.py
development_edit_operator.py           paint_palette.py
development_icon_get.py                pose_library/
development_iskeyfree.py               power_sequencer/
greasepencil_tools/                    precision_drawing_tools/
io_anim_bvh/                           presets/
io_anim_camera.py                      real_snow.py
io_anim_nuke_chan/                     render_copy_settings/
io_coat3D/                             render_freestyle_svg.py*
io_curve_svg/                          render_povray/
io_export_dxf/                         render_ui_animation_render.py
io_export_paper_model.py               rigify/
io_export_pc2.py                       space_clip_editor_refine_solution.py
io_import_BrushSet.py                  space_view3d_3d_navigation.py
io_import_dxf/                         space_view3d_align_tools.py
io_import_images_as_planes.py          space_view3d_brush_menus/
io_import_palette/                     space_view3d_copy_attributes.py
io_mesh_atomic/                        space_view3d_math_vis/
io_mesh_ply/                           space_view3d_modifier_tools.py
io_mesh_stl/                           space_view3d_pie_menus/
io_mesh_uv_layout/                     space_view3d_spacebar_menu/
io_scene_fbx/                          space_view3d_stored_views/
io_scene_gltf2/                        storypencil/
io_scene_obj/                          sun_position/
io_scene_x3d/                          system_blend_info.py
io_shape_mdd/                          system_demo_mode/
lighting_dynamic_sky.py                system_property_chart.py
lighting_tri_lights.py                 ui_translate/
magic_uv/                              viewport_vr_preview/
materials_library_vx/

```

vs

```
$ ls /usr/share/blender/3.5/scripts/addons
cycles/
```

Reproducible: Always

Steps to Reproduce:
1. Run blender
2. 
3.
Actual Results:  
The terminal is filled with errors about missing python modules:
```
$ blender
BLT_lang_init: 'locale' data path for translations not found, continuing
Read prefs: /home/dov/.config/blender/3.5/config/userpref.blend
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_anim_bvh'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_curve_svg'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_mesh_ply'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_mesh_stl'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_mesh_uv_layout'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_scene_fbx'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_scene_gltf2'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_scene_obj'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'io_scene_x3d'
Traceback (most recent call last):
  File "/usr/share/blender/3.5/scripts/modules/addon_utils.py", line 333, in enable
    mod = __import__(module_name)
          ^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'pose_library'

```

Expected Results:  
Blender should start quietly

See above