merge: Fix Images in ReadMe (!445)

View MR for information: TransFem-org/Sharkey!445



Approved-by: Marie <marie@kaifa.ch>
Approved-by: dakkar <dakkar@thenautilus.net>

README.md

 <div align="center">
 <a href="https://joinsharkey.org/">
-	<img src="https://raw.githubusercontent.com/transfem-org/Sharkey/5180b4093f30e3bf3ff8d6b16751b69ebed9fb12/packages/frontend/assets/sharkey.svg" alt="Sharkey logo" style="border-radius:50%" width="400"/>
+	<img src="https://activitypub.software/TransFem-org/Sharkey/-/raw/develop/packages/frontend/assets/sharkey.svg" alt="Sharkey logo" style="border-radius:50%" width="400"/>
 </a>
 
 **🌎 **[Sharkey](https://joinsharkey.org/)** is an open source, decentralized social media platform that's free forever! 🚀**
@@ -28,7 +28,7 @@
 
 <div>
 
-<a href="https://joinsharkey.org/"><img src="https://cdn.transfem.social/files/b2721164-e015-463e-b851-3e953dd0d9f9.webp" align="right" height="520px"/></a>
+<a href="https://joinsharkey.org/"><img src="https://cdn.shonk.social/files/b671c81c-58cf-4f13-bc96-af0b0c96c667.webp" align="right" height="520px"/></a>
 
 ## ✨ Features
 - **ActivityPub support**\