cicd: Migrate to OBS WebSocket Community Docker image (#153)

Author: ChristopheCVB

Diff for: .github/workflows/pr.yml

@@ -51,7 +51,7 @@ jobs:
       - name: Setup Gradle
         uses: gradle/gradle-build-action@v2
       - name: Pull and Run OBS Websocket
-        run: docker run -p 4455:4455 -d tinatiel/obswebsocket:latest
+        run: docker run -p 4455:4455 -d obswebsocketcommunity/docker:latest
       - name: Run End2End Secured tests
         run: ./gradlew client:endToEndSecuredTest
       - name: Upload Failing Unit Test Results