Updates utils-x11: 5a246b2 Fix: xalarm: simple argument checking

diff --git a/utils-x11 b/utils-x11
index 10bd517b3889405a1ec836d5416f421b285ebbed..5a246b2527ae1ed82e8731b9c2752df6b67b7ddd 160000 (submodule)
--- a/utils-x11
+++ b/utils-x11
@@ -1 +1 @@
-Subproject commit 10bd517b3889405a1ec836d5416f421b285ebbed
+Subproject commit 5a246b2527ae1ed82e8731b9c2752df6b67b7ddd