upgrade to novnc 1.0.0

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

diff --git a/novnc b/novnc
index b0061a3c49dc25a71f7b0a9a1f31a8befe787cb4..e91a095ad6751fdb9a7bd642ad9bc75afbdaac87 160000 (submodule)
--- a/novnc
+++ b/novnc
@@ -1 +1 @@
-Subproject commit b0061a3c49dc25a71f7b0a9a1f31a8befe787cb4
+Subproject commit e91a095ad6751fdb9a7bd642ad9bc75afbdaac87