Add crowdin badge and information in readme (#3990)

* Add crowdin bagde and informations in readme.

* Update README.md

Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com>

* Update README.md

Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com>

README.md

@@ -21,6 +21,10 @@
         <img src="https://github.com/Ryujinx/Ryujinx/actions/workflows/release.yml/badge.svg"
             alt="">
     </a>
+    <a href="https://crwd.in/ryujinx">
+        <img src="https://badges.crowdin.net/ryujinx/localized.svg"
+            alt="">
+    </a>
     <a href="https://discord.com/invite/VkQYXAZ">
         <img src="https://img.shields.io/discord/410208534861447168?color=5865F2&label=Ryujinx&logo=discord&logoColor=white"
             alt="Discord">
@@ -48,6 +52,8 @@ See our [Setup & Configuration Guide](https://github.com/Ryujinx/Ryujinx/wiki/Ry
 For our Local Wireless and LAN builds, see our [Multiplayer: Local Play/Local Wireless Guide
 ](https://github.com/Ryujinx/Ryujinx/wiki/Multiplayer-(LDN-Local-Wireless)-Guide).
 
+Avalonia UI comes with translations for various languages. See [Crowdin](https://crwd.in/ryujinx) for more information.
+
 ## Latest build
 
 These builds are compiled automatically for each commit on the master branch. While we strive to ensure optimal stability and performance prior to pushing an update, our automated builds **may be unstable or completely broken.**