docs(websocket): fix short description (server -> client)

Author: FabianLars

plugins/websocket/README.md

@@ -1,6 +1,6 @@
 ![plugin-websocket](https://github.com/tauri-apps/plugins-workspace/raw/v2/plugins/websocket/banner.png)
 
-Expose a WebSocket server to your Tauri frontend.
+Open a WebSocket connection using a Rust client in JS.
 
 | Platform | Supported |
 | -------- | --------- |