ci: refresh standards reusable pins to current HEAD (d7c2271) (#91)

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

@@ -13,4 +13,4 @@ permissions:
 
 jobs:
   governance:
-    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@d135b05bfc647d0c0fbfedc7e80f37ea50f49236
+    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e

.github/workflows/hypatia-scan.yml

@@ -16,4 +16,4 @@ permissions:
 
 jobs:
   scan:
-    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@d135b05bfc647d0c0fbfedc7e80f37ea50f49236
+    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e

.github/workflows/scorecard.yml

@@ -13,4 +13,4 @@ permissions:
 
 jobs:
   scorecard:
-    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@d135b05bfc647d0c0fbfedc7e80f37ea50f49236
+    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e