apparmor: fix AA_DEBUG_LABEL()

AA_DEBUG_LABEL() was not specifying it vargs, which is needed so it can
output debug parameters.

Fixes: 71e6cff3e0 ("apparmor: Improve debug print infrastructure")
Signed-off-by: John Johansen <john.johansen@canonical.com>

security/apparmor/include/lib.h

@@ -42,7 +42,7 @@ extern struct aa_dfa *stacksplitdfa;
 		if (aa_g_debug & opt)					\
 			pr_warn_ratelimited("%s: " fmt, __func__, ##args); \
 	} while (0)
-#define AA_DEBUG_LABEL(LAB, X, fmt, args)				\
+#define AA_DEBUG_LABEL(LAB, X, fmt, args...)				\
 do {									\
 	if ((LAB)->flags & FLAG_DEBUG1)					\
 		AA_DEBUG(X, fmt, args);					\