ci: refresh standards reusable pins to current HEAD (d7c2271) (#291)

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@d135b05bfc647d0c0fbfedc7e80f37ea50f49236 # main 2026-06-01 (R5 generic — standards#330; consumes .github/canonical-references/)
+    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e # main 2026-06-01 (R5 generic — standards#330; consumes .github/canonical-references/)

.github/workflows/hypatia-scan.yml

@@ -25,6 +25,6 @@ permissions:
 
 jobs:
   hypatia:
-    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@d135b05bfc647d0c0fbfedc7e80f37ea50f49236
+    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
     timeout-minutes: 10
-    secrets: inherit
+    secrets: inherit

.github/workflows/scorecard-enforcer.yml

@@ -15,5 +15,5 @@ jobs:
     permissions:
       security-events: write
       id-token: write
-    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@d135b05bfc647d0c0fbfedc7e80f37ea50f49236 # main 2026-05-28 (SPDX bump #249)
-    secrets: inherit
+    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e # main 2026-05-28 (SPDX bump #249)
+    secrets: inherit