Fix verify shard before close action broken test

Signed-off-by: Ashish Singh <ssashish@amazon.com>

server/src/test/java/org/opensearch/action/admin/indices/close/TransportVerifyShardBeforeCloseActionTests.java

@@ -208,7 +208,7 @@ public void testShardIsFlushed() throws Throwable {
 
     public void testShardIsSynced() throws Throwable {
         executeOnPrimaryOrReplica(true);
-        verify(indexShard, times(1)).sync();
+        verify(indexShard, times(1)).sync(true);
     }
 
     public void testOperationFailsWhenNotBlocked() {