Redirect users to tarball page for old releases

Bug: 267704699
Change-Id: I78804e0ef14c2b4d9455a4a013561f701a372389

README.md

diff --git a/README.md b/README.md
index 1f5d262..a7f6355 100644
--- a/README.md
+++ b/README.md
@@ -2,10 +2,9 @@
 
 [TOC]
 
-Open source code for various Google Nest Wifis, Nest spreakers and displays
-versions after released after Oct, 2022 can be found below. For previous
-versions please refer to the
-[Google Support page](https://support.google.com/product-documentation/topic/6355909).
+Open source code for various Google Nest products released after Oct, 2022 can
+be found in below sections. For previous versions please refer to
+[this page](https://docs.google.com/document/u/1/d/e/2PACX-1vRzvy_bbLqvFmd0kOIwxjeG2Aa1xHJy7zp2q48BVmc-kvbwj6RtfaOWhUprHADbA5szvJCO_gaE-aKO/pub).
 
 ## Nest Wifi products