Version to pin is the upload, not the signing.

I can't do anything right today, huh.

.github/workflows/buildAndDeploy.yml

@@ -83,7 +83,7 @@ jobs:
           ./gradlew :android:assembleRelease
 
       - name: Sign AAB for Google Play upload
-        uses: r0adkll/sign-android-release@v1.0.15
+        uses: r0adkll/sign-android-release@v1
         if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
         with:
           releaseDirectory: android/build/outputs/bundle/release
@@ -95,7 +95,7 @@ jobs:
       - name: Upload AAB to google play
         if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
         continue-on-error: true
-        uses: r0adkll/upload-google-play@v1
+        uses: r0adkll/upload-google-play@v1.0.15
         with:
           serviceAccountJsonPlainText: ${{ secrets.GOOGLE_PLAY_SERVICE_ACCOUNT_JSON  }}
           packageName: com.unciv.app