Unify path checking

Summary: We already check for `flipper://` above, so we can focus on the `pathname`.

Reviewed By: antonk52

Differential Revision: D58811471

fbshipit-source-id: ab7b7adafa21a9a0e7acc512c0cbf9c3204db2e2

desktop/flipper-ui/src/deeplink.tsx

@@ -47,7 +47,7 @@ export async function handleDeeplink(
     // or alternatively flipper://welcome to open the welcome screen.
     return;
   }
-  if (uri.href.startsWith('flipper://open-plugin')) {
+  if (uri.pathname === '//open-plugin') {
     return handleOpenPluginDeeplink(store, query, trackInteraction);
   }
   if (uri.pathname.match(/^\/*import\/*$/)) {