audit: remove stray newline from audit_log_execve_info() audit_panic() call

There's an unnecessary use of a \n in audit_panic.
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>

kernel/auditsc.c

@@ -1173,7 +1173,7 @@ static void audit_log_execve_info(struct audit_context *context,
 	 */
 	buf = kmalloc(MAX_EXECVE_AUDIT_LEN + 1, GFP_KERNEL);
 	if (!buf) {
-		audit_panic("out of memory for argv string\n");
+		audit_panic("out of memory for argv string");
 		return;
 	}