docs: remove development warning from README

Author: xavwe

README.md

@@ -1,9 +1,6 @@
 # Obsidian CSS Snippet Store
 As the name suggests, this is a store for CSS snippets for Obsidian. It allows you to easily install and uninstall snippets. It is works similar to the existing Theme and Plugin store.
 
-> [!WARNING]
-> This Plugin is currently under development!
-
 ## Roadmap
 - [x] Install Snippet
 - [x] Uninstall Snippet