Description of problem:
Some selinux types and attributes were changed during the installation to image.

Version-Release number of selected component (if applicable):
RHEL-8.6.0-20220201.1
anaconda-33.16.6.5-1.el8

How reproducible:
Always

Steps to Reproduce:
1. seinfo --all > seinfo_all_before.out
2. Create disk image `fallocate -l 9G /root/disk.img`
2. Start installation `anaconda --image=/root/disk.img --repo=<url>`
3. Perform minimal installation
3. seinfo --all > seinfo_all_after.out

Actual results:
Full seinfo diff, before and after installation to image:
diff seinfo_all_before.out seinfo_all_after.out 
7c7
<   Types:              4946    Attributes:          252
---
>   Types:              4943    Attributes:          254
10,12c10,12
<   Allow:            110798    Neverallow:            0
<   Auditallow:          163    Dontaudit:         10258
<   Type_trans:       243938    Type_change:          87
---
>   Allow:            110675    Neverallow:            0
>   Auditallow:          161    Dontaudit:         10310
>   Type_trans:       241546    Type_change:          87
2547c2547
< Types: 4946
---
> Types: 4943
3772,3773d3771
<    flatpak_helper_exec_t
<    flatpak_helper_t
6142a6141
>    sandbox_t
6631,6632d6629
<    swtpm_exec_t
<    swtpm_t
7495c7492
< Type Attributes: 252
---
> Type Attributes: 254
7656a7654
>    sandbox_domain
7658a7657
>    sandbox_typeattr_1

Expected results:
No changes on the "host" system.

Additional info:
It seems that the differences depend on what environment you have and what you are installing to the image.