chore(docs): update TOC

Author: jina-bot

CHANGELOG.md

@@ -631,6 +631,7 @@ Jina is released on every Friday evening. The PyPi package and Docker Image will
 - [Release Note (`3.19.1`)](#release-note-3191)
 - [Release Note (`3.20.0`)](#release-note-3200)
 - [Release Note (`3.20.1`)](#release-note-3201)
+- [Release Note (`3.20.2`)](#release-note-3202)
 
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->