fixes leader election test failure: semophore miscount

Signed-off-by: yue9944882 <291271447@qq.com>

Author: yue9944882

extended/src/test/java/io/kubernetes/client/extended/controller/LeaderElectingControllerTest.java

@@ -99,7 +99,7 @@ public void testLeaderElectingController() throws ApiException, InterruptedExcep
             mockController);
 
     latch.acquire(2);
-    controllerLatch.acquire(2);
+    controllerLatch.acquire(1);
 
     Thread controllerThread = new Thread(leaderElectingController::run);
     controllerThread.start();
@@ -109,7 +109,7 @@ public void testLeaderElectingController() throws ApiException, InterruptedExcep
     verify(mockLock, times(1)).create(any());
     verify(mockLock, atLeastOnce()).update(any());
 
-    controllerLatch.acquire(2);
+    controllerLatch.acquire(1);
     verify(mockController, times(1)).run();
     verify(mockController, times(1)).shutdown();
   }