Updates kvmx: c905c87 Updates spice client config with hidden menubar

diff --git a/modules/kvmx b/modules/kvmx
index ecc811b44d26841bc428527883e2dd3c4bf80d81..c905c87bd80500ebccb10225684cd57200351dcc 160000 (submodule)
--- a/modules/kvmx
+++ b/modules/kvmx
@@ -1 +1 @@
-Subproject commit ecc811b44d26841bc428527883e2dd3c4bf80d81
+Subproject commit c905c87bd80500ebccb10225684cd57200351dcc