fix: update React Native Harness action to use specific commit for Android and iOS tests

Author: YogendraShelke

.github/workflows/test-android-harness.yml

@@ -34,7 +34,7 @@ jobs:
 
       # Use official React Native Harness action
       - name: Run React Native Harness Tests
-        uses: callstackincubator/react-native-harness/actions/android@main
+        uses: callstackincubator/react-native-harness/actions/android@b5f855a048d085519a5faff60efa25aa70c3e32b
         with:
           app: example/android/app/build/outputs/apk/debug/app-debug.apk
           runner: android

.github/workflows/test-ios-harness.yml

@@ -27,7 +27,7 @@ jobs:
 
       # Use official React Native Harness action
       - name: Run React Native Harness Tests
-        uses: callstackincubator/react-native-harness/actions/ios@main
+        uses: callstackincubator/react-native-harness/actions/ios@b5f855a048d085519a5faff60efa25aa70c3e32b
         with:
           app: example/ios/build/Build/Products/Debug-iphonesimulator/MendixNativeExample.app
           runner: ios