kernel: Enable macro protection for sulog

- Only enabled on kernel versions greater than 5.10.245

kernel/sulog.c

@@ -18,6 +18,7 @@
 #include "sulog.h"
 #include "ksu.h"
 
+#if __SULOG_GATE
 struct dedup_entry dedup_tbl[SULOG_COMM_LEN];
 DEFINE_SPINLOCK(dedup_lock);
 static LIST_HEAD(sulog_queue);
@@ -418,4 +419,5 @@ void ksu_sulog_exit(void)
 	mutex_unlock(&sulog_mutex);
 	
 	pr_info("sulog: cleaned up successfully\n");
-}
+}
+#endif // __SULOG_GATE