Changing log level of "Not changing threadpool size" from notice to debug.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@382648 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/threadpool.c

@@ -801,8 +801,8 @@ static int queued_set_size(void *data)
 		ao2_container_count(pool->idle_threads);
 
 	if (current_size == num_threads) {
-		ast_log(LOG_NOTICE, "Not changing threadpool size since new size %u is the same as current %u\n",
-				num_threads, current_size);
+		ast_debug(3, "Not changing threadpool size since new size %u is the same as current %u\n",
+			  num_threads, current_size);
 		return 0;
 	}