add vscode stuff to gitignore

Change-Id: If3cfb71700929aa63df7f4f7f89f5392ba94c77e
diff --git a/.gitignore b/.gitignore
index 5175438..a72cd36 100644
--- a/.gitignore
+++ b/.gitignore
@@ -64,3 +64,8 @@
 doc/manuals/build
 
 contrib/osmo-mgw.spec
+
+#vs code
+.cache
+.vscode
+