[Test] More accurate pattern matching for testWatchdogLogging

There might be other thread temporarily not making progress and reported
by the watchdog. This PR tightens up the pattern matching for the
expected thread name.

Resolves: #128646

Author: ywangd

test/framework/src/main/java/org/elasticsearch/transport/AbstractSimpleTransportTestCase.java

@@ -3354,7 +3354,7 @@ public void testWatchdogLogging() {
         MockLog.assertThatLogger(
             deterministicTaskQueue::runAllRunnableTasks,
             ThreadWatchdog.class,
-            new MockLog.UnseenEventExpectation("no logging", ThreadWatchdog.class.getCanonicalName(), Level.WARN, "*")
+            new MockLog.UnseenEventExpectation("no logging", ThreadWatchdog.class.getCanonicalName(), Level.WARN, "*" + threadName + "*")
         );
         deterministicTaskQueue.advanceTime();
         MockLog.assertThatLogger(