Automated Changelog Entry for 6.4.0 on master (#6059)

* Automated Changelog Entry for 6.4.0 on master

* Clean up

* Add 6061 entry

* Update end commit hash

Co-authored-by: GitHub Action <41898282+github-actions[bot]@users.noreply.github.com>

Author: blink1073

CHANGELOG.md

@@ -14,21 +14,27 @@ Use `pip install pip --upgrade` to upgrade pip. Check pip version with
 
 <!-- <START NEW CHANGELOG ENTRY> -->
 
-## 6.4.0rc0
+## 6.4.0
 
-([Full Changelog](https://github.com/jupyter/notebook/compare/6.3.0...c19323de9ac56b2e0d075a3e6070be57ee63c194))
+([Full Changelog](https://github.com/jupyter/notebook/compare/6.3.0...80eb286f316838afc76a9a84b06f54e7dccb6c86))
 
 ### Bugs fixed
 
 - Fix Handling of Encoded Paths in Save As Dialog [#6030](https://github.com/jupyter/notebook/pull/6030) ([@afshin](https://github.com/afshin))
 - Fix: split_cell doesn't always split cell [#6017](https://github.com/jupyter/notebook/pull/6017) ([@gamestrRUS](https://github.com/gamestrRUS))
+- Correct 'Content-Type' headers [#6026](https://github.com/jupyter/notebook/pull/6026) ([@faucct](https://github.com/faucct))
+- Fix skipped tests & remove deprecation warnings [#6018](https://github.com/jupyter/notebook/pull/6018) ([@befeleme](https://github.com/befeleme))
+- [Gateway] Track only this server's kernels [#5980](https://github.com/jupyter/notebook/pull/5980) ([@kevin-bates](https://github.com/kevin-bates))
+- Bind the HTTPServer in start [#6061](https://github.com/jupyter/notebook/pull/6061)
 
 ### Maintenance and upkeep improvements
 
 - Revert "do not apply asyncio patch for tornado >=6.1" [#6052](https://github.com/jupyter/notebook/pull/6052) ([@minrk](https://github.com/minrk))
 - Use Jupyter Releaser [#6048](https://github.com/jupyter/notebook/pull/6048) ([@afshin](https://github.com/afshin))
 - Add Workflow Permissions for Lock Bot [#6042](https://github.com/jupyter/notebook/pull/6042) ([@jtpio](https://github.com/jtpio))
 - Fixes related to the recent changes in the documentation [#6021](https://github.com/jupyter/notebook/pull/6021) ([@frenzymadness](https://github.com/frenzymadness))
+- Add maths checks in CSS reference test [#6035](https://github.com/jupyter/notebook/pull/6035) ([@stef4k](https://github.com/stef4k))
+- Add Issue Lock and Answered Bots [#6019](https://github.com/jupyter/notebook/pull/6019) ([@afshin](https://github.com/afshin))
 
 ### Documentation improvements
 
@@ -37,14 +43,6 @@ Use `pip install pip --upgrade` to upgrade pip. Check pip version with
 - Fixes related to the recent changes in the documentation [#6021](https://github.com/jupyter/notebook/pull/6021) ([@frenzymadness](https://github.com/frenzymadness))
 - Fix readthedocs environment [#6020](https://github.com/jupyter/notebook/pull/6020) ([@blink1073](https://github.com/blink1073))
 
-### Other merged PRs
-
-- Add maths checks in CSS reference test [#6035](https://github.com/jupyter/notebook/pull/6035) ([@stef4k](https://github.com/stef4k))
-- Correct 'Content-Type' headers [#6026](https://github.com/jupyter/notebook/pull/6026) ([@faucct](https://github.com/faucct))
-- Add Issue Lock and Answered Bots [#6019](https://github.com/jupyter/notebook/pull/6019) ([@afshin](https://github.com/afshin))
-- Fix skipped tests & remove deprecation warnings [#6018](https://github.com/jupyter/notebook/pull/6018) ([@befeleme](https://github.com/befeleme))
-- [Gateway] Track only this server's kernels [#5980](https://github.com/jupyter/notebook/pull/5980) ([@kevin-bates](https://github.com/kevin-bates))
-
 ### Contributors to this release
 
 ([GitHub contributors page for this release](https://github.com/jupyter/notebook/graphs/contributors?from=2021-03-22&to=2021-05-12&type=c))
@@ -53,14 +51,6 @@ Use `pip install pip --upgrade` to upgrade pip. Check pip version with
 
 <!-- <END NEW CHANGELOG ENTRY> -->
 
-## 6.4.0a1
-
-No merged PRs
-
-## 6.4.0a0
-
-No merged PRs
-
 ## 6.3.0
 
 ### Merged PRs