fix: pass secrets to test workflow so coverage upload runs

The test job in ci.yml was missing `secrets: inherit`, so
CODACY_PROJECT_TOKEN was never available and the coverage upload
step's condition always evaluated to false.

https://claude.ai/code/session_013sZvFxPLqJJzVpiRegohYm

Author: claude

.github/workflows/ci.yml

@@ -41,6 +41,7 @@ jobs:
     uses: ./.github/workflows/test.yml
     permissions:
       contents: read
+    secrets: inherit
 
   docs:
     uses: ./.github/workflows/docs.yml