Updates dotfiles: 7c266ca Updates xsession

diff --git a/dotfiles b/dotfiles
index 186557729a93c64962e8d45d176bfe2fdabccd4e..7c266ca32e3191c172444ca8a7a5892b779ae310 160000 (submodule)
--- a/dotfiles
+++ b/dotfiles
@@ -1 +1 @@
-Subproject commit 186557729a93c64962e8d45d176bfe2fdabccd4e
+Subproject commit 7c266ca32e3191c172444ca8a7a5892b779ae310