* Git feature passes all tests: existing + rhel-based base images: centos7, alma-{8,9}, alma-{8,9}-minimal

* update per PR comments

* Fix apt typo...

* udpate per PR code review

* revert README.md

* update per samruddhikhandale's feedback.

* Update src/git/install.sh
Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* stop non-fatal error messages in RHEL tests.

* remove tests for alma-[89]-minimal base images for now.

* add install system git tests for RHEL base images

* *_system_* tests install from system repositories, not latest version

* fix broken install_git_from_system_mariner test

* fix broken install_git_from_system_mariner test

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Co-authored-by: Jeff Putsch <jputsch@analog.com>
Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>