chore: 🤖 fix directory used by test-summary action

Author: hashicc

.github/workflows/monorepo-validate.yaml

@@ -75,8 +75,8 @@ jobs:
           cache-dependency-path: '**/pnpm-lock.yaml'
       - run: pnpm install --offline
       - run: pnpm test
-      - name: Test Summary
+      - name: Test summary
         if: always()
         uses: test-summary/action@v2
         with:
-          paths: "**/test-output/junit.xml"
+          paths: "**/test-reports/junit.xml"