ci(scorecard): add job-level permissions for reusable workflow (#30)

Reusable-workflow permission inheritance caps called-workflow
permissions by the caller's block. Without job-level overrides,
ossf/scorecard-action cannot upload SARIF — runs silently
startup_failure.

Refs hyperpolymath/standards#282

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: hyperpolymath

.github/workflows/scorecard.yml

@@ -12,5 +12,8 @@ permissions: read-all
 
 jobs:
   analysis:
+    permissions:
+      security-events: write
+      id-token: write
     uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@e0caf11508a3989574713c78f5f444f2ce5e33ef
     secrets: inherit