Updates utils-x11: 2a09726 Notify awesome at xclip-clean

diff --git a/utils-x11 b/utils-x11
index a81d8fc23cd76216604b6f0a86ff7ae40a84de85..2a0972655f1aa91b721f016ed764962eff7668c0 160000 (submodule)
--- a/utils-x11
+++ b/utils-x11
@@ -1 +1 @@
-Subproject commit a81d8fc23cd76216604b6f0a86ff7ae40a84de85
+Subproject commit 2a0972655f1aa91b721f016ed764962eff7668c0