Description of problem:

alternatives are not maintained through the Centos8.5 to RHEL8.5 migration

Version-Release number of selected component (if applicable):

java-1.8.0-openjdk-headless-1.8.0.312.b07-2.el8_5.x86_64
java-1.8.0-openjdk-1.8.0.312.b07-2.el8_5.x86_64
convert2rhel-0.24-2.el8.noarch
java-1.8.0-openjdk-devel-1.8.0.312.b07-2.el8_5.x86_64

How reproducible:

Every time

Steps to Reproduce:

1. Install Centos 8.5 system and install the below packages
~~
java-1.8.0-openjdk-headless-1.8.0.312.b07-2.el8_5.x86_64
java-1.8.0-openjdk-1.8.0.312.b07-2.el8_5.x86_64
java-1.8.0-openjdk-devel-1.8.0.312.b07-2.el8_5.x86_64
~~
2. Check `alternate --list` command output . It will list java alternatives

3. using conver2rhel procedure migrate system to RHEL8.5 .

4. Now check by executing `alternate --list` it will not list java alternatives.

Actual results:

Alternatives of java not maintained after conversion to RHEL8.5

Expected results:

Alternatives of java need to be maintained after conversion to RHEL8.5

Additional info:
================

On Centos 8.5 system we need to enable EPEL and CentOS-Linux-PowerTools repo repo

And The customer has additional below packages installed
R-java-4.1.2-1.el8.x86_64
R-java-devel-4.1.2-1.el8.x86_64