chore: fix actions runner digest pinning

Author: joker23

.github/workflows/react-native-detox.yml

@@ -78,7 +78,7 @@ jobs:
           android: false # We need android.
 
       - name: Detox test
-        uses: reactivecircus/android-emulator-runner@937ab7eebcc30ff1de6da4cefb61f1fc967fb803
+        uses: reactivecircus/android-emulator-runner@b530d96654c385303d652368551fb075bc2f0b6b # v2
         with:
           api-level: 31
           arch: x86_64