precommit check misses ref change of submodule

Summary

In BDMS:

# Checkout out a new commit and added:
❯ git diff --staged
diff --git a/aiv-toolkit b/aiv-toolkit
index 176909c..9913908 160000
--- a/aiv-toolkit
+++ b/aiv-toolkit
@@ -1 +1 @@
-Subproject commit 176909c91396b96e273d7d494880ff4c2dbbe08b
+Subproject commit 9913908f1e543bff238253b7b42273b0d97c0cc4

# still has the old ref:
❯ grep 'ref:' .gitlab-ci.yml
    ref: 176909c91396b96e273d7d494880ff4c2dbbe08b

# pre-commit does nothing:
❯ pre-commit run
trim trailing whitespace.............................(no files to check)Skipped
check for added large files..........................(no files to check)Skipped
check for case conflicts.............................(no files to check)Skipped
check for merge conflicts............................(no files to check)Skipped
fix end of files.....................................(no files to check)Skipped
codespell............................................(no files to check)Skipped
ruff check...........................................(no files to check)Skipped
ruff format..........................................(no files to check)Skipped
sp-repo-review.......................................(no files to check)Skipped
Helm Docs Built......................................(no files to check)Skipped
CTAO AIV Toolkit checks..............................(no files to check)Skipped

/cc @volodymyr.savchenko /cc @dmorcuende