Describe the issue:
-------------------
According to https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html-single/considerations_in_adopting_rhel_8/index#selinux-python3_security, some SELinux python related packages have been migrated to Python 3.
The changes need to be added in below section: 
"""
This procedure assumes that the selinux-policy-targeted, selinux-policy, libselinux, libselinux-python, libselinux-utils, policycoreutils, policycoreutils-python, setroubleshoot, setroubleshoot-server, setroubleshoot-plugins packages are installed. To verify that the packages are installed, use the following command: 
"""


Describe the task you were trying to accomplish:
-----------------------------------------------
Check the SELinux packages present on my RHEL8 machine


Suggestions for improvement:
----------------------------
We can write is as-
"""
This procedure assumes that the selinux-policy-targeted, selinux-policy, libselinux, libselinux-python(provided by the python3-libselinux package in RHEL8), libselinux-utils, policycoreutils, policycoreutils-python(replaced by the policycoreutils-python-utils and python3-policycoreutils packages in RHEL8), setroubleshoot, setroubleshoot-server, setroubleshoot-plugins packages are installed. To verify that the packages are installed, use the following command: 
"""


Reason:
-------
User checking the packages on a RHEL8 machine should not be confused.
 

Document URL:
------------
https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.5/html/installation_guide/chap-enabling_selinux


Chapter/Section Number and Title:
---------------------------------
8. Enabling SELinux


Product Version:
---------------
RHGS 3.5