Upgrade gitlab-git-v2.38 to Git v2.38.2
This MR upgrades our gitlab-git-v2.38 branch to Git v2.38.2 by merging the tag. While at it it backports !5 (closed) to fix push-related performance issues in repositories with many references.
This MR upgrades our gitlab-git-v2.38 branch to Git v2.38.2 by merging the tag. While at it it backports !5 (closed) to fix push-related performance issues in repositories with many references.