Pin codecov action and allow more time in pong timeout test

Pin codecov/codecov-action to the v5.5.5 commit. The pong timeout test
waited exactly as long as the close takes to be scheduled, so it failed
intermittently on CI.

Author: Keith-wright

.github/workflows/ci.yml

@@ -27,7 +27,7 @@ jobs:
         run: ./gradlew jacocoTestReport test
       - name: Code coverage
         if: ${{ matrix.java-version == 17 }}
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@0fb7174895f61a3b6b78fc075e0cd60383518dac # v5.5.5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: false

src/test/java/com/pusher/client/connection/websocket/WebSocketConnectionTest.java

@@ -367,7 +367,8 @@ public void testPongTimeoutResultsInClosingConnection() {
         connection.connect();
         connection.onMessage(CONN_ESTABLISHED_EVENT);
 
-        verify(mockUnderlyingConnection, timeout((int) (ACTIVITY_TIMEOUT + PONG_TIMEOUT))).close();
+        // The close is scheduled at ACTIVITY_TIMEOUT + PONG_TIMEOUT, so allow extra time for slow CI runners
+        verify(mockUnderlyingConnection, timeout((int) (ACTIVITY_TIMEOUT + PONG_TIMEOUT) * 2)).close();
     }
 
     @Test