Fixed GitHub build errors

.github/workflows/mainCI.yml

@@ -40,7 +40,7 @@ jobs:
           input-urls: http://localhost:12345/profile http://localhost:12345/500 http://localhost:12345/404
 
       - name: Upload report artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: accessibility-reports
           path: ${{ github.workspace }}/_accessibility-reports

.github/workflows/test.yml

@@ -52,7 +52,7 @@ jobs:
       - name: Run tests
         run: npx playwright test tests/ --workers 1
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: playwright-report