MDEV-12488: Remove type mismatch in InnoDB printf-like calls

To fix OSX error:

/Users/travis/build/grooverdan/mariadb-server/storage/xtradb/sync/sync0arr.cc:530:5: warning: format specifies type 'unsigned long' but the argument has type 'os_thread_id_t' (aka '_opaque_pthread_t *') [-Wformat]
                                mutex->thread_id,

                                ^~~~~~~~~~~~~~~~
Signed-off-by: Daniel Black <daniel.black@au.ibm.com>

storage/xtradb/sync/sync0arr.cc

@@ -527,7 +527,7 @@ sync_array_cell_print(
 				"waiters flag " ULINTPF "\n",
 				(void*) mutex, mutex->cmutex_name,
 				(ulong) mutex->lock_word,
-				mutex->thread_id,
+				os_thread_pf(mutex->thread_id),
 				mutex->file_name, mutex->line,
 				mutex->waiters);
 		}