Updates kvmx: 6f1e660 Set screen logfile

diff --git a/kvmx b/kvmx
index ae3595d7ce043c0e53325d258885a7af0c672444..6f1e660b2da52423810a85472c6f7985d3f4e420 160000 (submodule)
--- a/kvmx
+++ b/kvmx
@@ -1 +1 @@
-Subproject commit ae3595d7ce043c0e53325d258885a7af0c672444
+Subproject commit 6f1e660b2da52423810a85472c6f7985d3f4e420