Update changelog and readme

Author: StephenDaDev

CHANGELOG.md

@@ -6,6 +6,26 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 This project mostly adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html);
 however, insignificant breaking changes do not guarantee a major version bump, see the reasoning [here](https://github.com/modmail-dev/modmail/issues/319). If you're a plugin developer, note the "BREAKING" section.
 
+# v4.2.2
+
+### Added
+- Ability to rename snippets and aliases [#3383](https://github.com/modmail-dev/Modmail/pull/3412)
+- Bot events when threads is snoozed/unsnoozed [#3412](https://github.com/modmail-dev/Modmail/pull/3412)
+- Check for threadmenu and advancedmenu being enabled concurrently. [#3411](https://github.com/modmail-dev/Modmail/pull/3411)
+- Check for git installation before attempting autoupdate or update command. [#3406](https://github.com/modmail-dev/Modmail/pull/3406)
+
+### Changed 
+- Updated details on v4.2.1 changelog to better explain changes [#3409](https://github.com/modmail-dev/Modmail/pull/3409)
+- Updated plugin registry [#3409](https://github.com/modmail-dev/Modmail/pull/3409)
+- Updated bot dependencies to reflect more current versions. [#3412](https://github.com/modmail-dev/Modmail/pull/3412)
+
+### Fixed
+- Forwarded messages now show when using logviewer. [#3414](https://github.com/modmail-dev/Modmail/pull/3414)
+- Submenu options now work when using built-in threadmenu. [#3404](https://github.com/modmail-dev/Modmail/pull/3404)
+- Missing `@` and incorrect link in plugin help command. [#3322](https://github.com/modmail-dev/Modmail/pull/3322)
+- Fixed typo in config help for `thread_close_response` and `thread_self_close_response` [#3407](https://github.com/modmail-dev/Modmail/pull/3407)
+
+
 # v4.2.1
 
 ### Added

README.md

@@ -28,7 +28,7 @@
   </a>
 
   <a href="https://www.python.org/downloads/">
-    <img src="https://img.shields.io/badge/Made%20With-Python%203.10-blue.svg?style=for-the-badge&logo=Python" alt="Made with Python 3.10">
+    <img src="https://img.shields.io/badge/Made%20With-Python%203.10--3.12-blue.svg?style=for-the-badge&logo=Python" alt="Made with Python 3.10-3.12">
   </a>
 
   <a href="https://github.com/ambv/black">
@@ -119,13 +119,7 @@ Plugins requests and support are available in our [Modmail Support Server](https
 
 Special thanks to our sponsors for supporting the project.
 
-SirReddit:
-<br>
-<a href='https://www.youtube.com/channel/UCgSmBJD9imASmJRleycTCwQ/featured'>
-  <img height=100 src='https://i.imgur.com/WyzaPKY.png' style='margin:5px'>
-</a>
-<br>
-<br>
+
 Prime Servers Inc:
 <br>
 <a href='https://primeserversinc.com/'>
@@ -140,13 +134,6 @@ Real Madrid:
 </a>
 <br>
 <br>
-Advertise Your Server:
-<br>
-<a href='https://discord.gg/zP8KcF4VQz'>
-  <img height=100 src='https://user-images.githubusercontent.com/45324516/140673115-dd3e873c-36b6-4383-9eb4-db42e1986ab3.png' style='margin:5px'>
-</a>
-<br>
-<br>
 Discord Advice Center:
 <br>
 <a href='https://discord.gg/zmwZy5fd9v'>