[GR-9800] Tag mx versions (graalvm#149).

PullRequest: mx/642

[GR-9688] Improve error message for MultiReleaseJar projects.

[GR-8967] Init git-cache repository when directory exist but is empty.

[GR-9132] Remove STRICT_COMPLIANCE environment option.

Remove vmprefix from MX_SUBPROCESS_COMMAND_FILE

[GR-7701] Fix git ref caching in downstream scenario.

[GR-7701] Implement local git ref caching.

[GR-7546] Jsonifiable: Allow comments in file header of suite.py.

[GR-7607] Benchmarks: add some missing `super` calls

[GR-7387] Check if suite.py is jsonifiable.