docs: added placeholder redirect for New Class dialog AS 2.2
b/30045484

Change-Id: I22fe7f3d7af654f12876412dff43d81fc31f305c
diff --git a/docs/html/_redirects.yaml b/docs/html/_redirects.yaml
index d4732f8..48aca28 100644
--- a/docs/html/_redirects.yaml
+++ b/docs/html/_redirects.yaml
@@ -1193,3 +1193,5 @@
   to: http://tools.android.com/tech-docs/new-build-system/gradle-experimental/experimental-to-stable-gradle
 - from: /r/studio-ui/sdk-manager.html
   to: https://developer.android.com/studio/intro/update.html#sdk-manager
+- from: /r/studio-ui/newjclass.html
+  to: /studio/write/index.html