Remove dependency on matrix-react-sdk

vite.config.js

@@ -36,16 +36,8 @@ export default defineConfig(({ mode }) => {
       proxy: {
         "/_matrix": env.VITE_DEFAULT_HOMESERVER || "http://localhost:8008",
       },
-      fs: {
-        // Current we're bundling files linked in from matrix-react-sdk
-        // We should re-enable this if we plan to run Vite outside the dev server mode
-        strict: false,
-      },
     },
     resolve: {
-      alias: {
-        "$(res)": path.resolve(__dirname, "node_modules/matrix-react-sdk/res"),
-      },
       dedupe: [
         "react",
         "react-dom",