devel/gitlab-shell: Update from 3.0.0 to 3.2.1

v3.2.1

• Allow gitlab-project's fork-project command to fork projects between different repository storages

v3.2.0

• Allow GitLab Shell to check for allowed access based on the used Git protocol
• Add an error message when using shell commands with incompatible GitLab versions

v3.1.0

• Refactor repository paths handling to allow multiple git mount points

v3.0.1

• Update PostReceive worker to provide enqueued_at time.

Approved by: swills (mentor)