AndroidTestRunner: log when timing out waiting for the test to finish

Leave a log message to know when the test runner timed out or the test
finished.

Pick-to: 6.7 6.6 6.5
Change-Id: If56ecaa5b0e3af22b3e26480a584e2d52ac97553
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

src/tools/androidtestrunner/main.cpp

@@ -470,6 +470,9 @@ static void waitForStartedAndFinished()
             break;
         QThread::msleep(250);
     } while (!finishedDeadline.hasExpired() && !isTestRunnerInterrupted.load());
+
+    if (finishedDeadline.hasExpired())
+        qWarning() << "Timed out while waiting for the test to finish";
 }
 
 static void obtainSdkVersion()