Adapt to latest changes in the locking model for context close

Closes spring-projectsgh-49154
See spring-projects/spring-framework#36260

Author: wilkinsona

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/SpringApplicationShutdownHookTests.java

@@ -117,7 +117,7 @@ void runWhenContextIsBeingClosedInAnotherThreadWaitsUntilContextIsInactive() thr
 		Thread shutdownThread = new Thread(shutdownHook);
 		shutdownThread.start();
 		// Shutdown thread should start waiting for context to become inactive
-		Awaitility.await().atMost(Duration.ofSeconds(30)).until(shutdownThread::getState, State.WAITING::equals);
+		Awaitility.await().atMost(Duration.ofSeconds(30)).until(shutdownThread::getState, State.TIMED_WAITING::equals);
 		// Allow context thread to proceed, unblocking shutdown thread
 		proceedWithClose.countDown();
 		contextThread.join();