Move VyOS charm from descriptor repo to here

Signed-off-by: Philip Joseph <philip.joseph@riftio.com>
diff --git a/builds/VyOS-proxy/revision b/builds/VyOS-proxy/revision
new file mode 100644
index 0000000..c227083
--- /dev/null
+++ b/builds/VyOS-proxy/revision
@@ -0,0 +1 @@
+0
\ No newline at end of file