Backport of docs: fix broken link into release/1.20.x (#21977)

backport of commit 5d32fe8

Co-authored-by: Bhautik <bhautikrchudasama@gmail.com>
Co-authored-by: Abhishek Sahu <abhishek.sahu@hashicorp.com>

website/content/docs/dynamic-app-config/sessions/index.mdx

@@ -10,7 +10,7 @@ description: >-
 Consul provides a session mechanism which can be used to build distributed locks.
 Sessions act as a binding layer between nodes, health checks, and key/value data.
 They are designed to provide granular locking and are heavily inspired by
-[The Chubby Lock Service for Loosely-Coupled Distributed Systems](http://research.google.com/archive/chubby.html).
+[The Chubby Lock Service for Loosely-Coupled Distributed Systems](https://research.google/pubs/the-chubby-lock-service-for-loosely-coupled-distributed-systems/).
 
 ## Session Design