ci: refresh standards reusable pins to current HEAD (d7c2271) (#19)

Refresh hyperpolymath/standards reusable pins to current main HEAD
`d7c22711e830e1f383846472f6e9b99debdb201e` (carries the actions/cache
repair, GITHUB_TOKEN wiring, --exit-zero, and the SD022 scanner compile
fix). Mechanical pin refresh; propagation of hyperpolymath/hypatia#464.

---
_Generated by [Claude Code](https://claude.ai/code)_

Author: hyperpolymath

.github/workflows/governance.yml

@@ -31,4 +31,4 @@ permissions:
 
 jobs:
   governance:
-    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@main
+    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e