chore(deps): update actions/upload-artifact action to v4.4.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/assembleFlavors.yml

@@ -33,7 +33,7 @@ jobs:
           echo "org.gradle.jvmargs=-Xmx2g -XX:MaxMetaspaceSize=512m -XX:+HeapDumpOnOutOfMemoryError" >> gradle.properties
           ./gradlew assemble${{ matrix.flavor }}
       - name: Archive apk
-        uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4.3.6
+        uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
         if: ${{ always() }}
         with:
           name: Nextcloud-${{ matrix.flavor }}-APK

.github/workflows/unit-tests.yml

@@ -33,7 +33,7 @@ jobs:
                     arguments: testGplayDebugUnit
             -   name: Upload test artifacts
                 if: ${{ failure() }}
-                uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4.3.6
+                uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
                 with:
                     name: test-results
                     path: app/build/reports/tests/testGplayDebugUnitTest/