Update actions/upload-artifact action to v4

Author: renovate[bot]

.github/workflows/instrumentedTest.yml

@@ -41,7 +41,7 @@ jobs:
           script: ./gradlew connectedDebugAndroidTest --stacktrace --scan
 
       - name: Upload test reports
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         if: ${{ always() }}
         with:
           name: reports