CI: add check of GitHub Action pinned hashes against tag
CI: add check of GitHub Action pinned hashes against tag: a task in repo2rlenv-v083-pr diff (Harbor dataset). Title: CI: add check of GitHub Action pinned hashes against tag
The task
**Title:** CI: add check of GitHub Action pinned hashes against tag
Part of AdithyaSK/repo2rlenv-v083-pr_diff.