Merge pull request matplotlib#22096 from meeseeksmachine/auto-backport-of-pr-22083-on-v3.5.1-doc

Backport PR matplotlib#22083 on branch v3.5.1-doc (Fix reference to Matplotlib FAQ in doc/index.rst)

Author: timhoffm

doc/index.rst

@@ -56,7 +56,7 @@ Learning resources
     How-tos
     ^^^^^^^
     - :doc:`Example gallery <gallery/index>`
-    - :doc:`Matplotlib FAQ <faq/index>`
+    - :doc:`Matplotlib FAQ <users/faq/index>`
 
     ---