update to lxc-4.0.11

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

diff --git a/lxc b/lxc
index 37485abd46206ac37cb037e357b12370bbb98576..48e079bf318982ae7d5684feeb7358870fa71c10 160000 (submodule)
--- a/lxc
+++ b/lxc
@@ -1 +1 @@
-Subproject commit 37485abd46206ac37cb037e357b12370bbb98576
+Subproject commit 48e079bf318982ae7d5684feeb7358870fa71c10