fix(react-share-example): use path alias for globals.css import

- Change relative import ./globals.css to @/app/globals.css

- Follow project import convention

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

Author: gracefullight

apps/react-share-example/src/app/layout.tsx

@@ -1,5 +1,5 @@
 import type { Metadata } from "next";
-import "./globals.css";
+import "@/app/globals.css";
 
 export const metadata: Metadata = {
   title: "React Share Example",