Updates kvmx: 8d87ca5 Run kvmx_xrandr when connecting using spice

diff --git a/kvmx b/kvmx
index 1e0962a05a99456ea6bba97065c1e63aa3f0b881..8d87ca5155aa95bf3b3ab94e419cc46ab862becd 160000 (submodule)
--- a/kvmx
+++ b/kvmx
@@ -1 +1 @@
-Subproject commit 1e0962a05a99456ea6bba97065c1e63aa3f0b881
+Subproject commit 8d87ca5155aa95bf3b3ab94e419cc46ab862becd