Alternate bundler: Add react-refresh as a dependency of plugin

`react-refresh` is a peer dependency of `@rspack/plugin-react-refresh`. It’s marked optional but is required when it’s loaded otherwise requiring throws.

Test Plan: In a test project, `require('@rspack/plugin-react-refresh')`

Author: wbinnssmith

packages/next-plugin-rspack/package.json

@@ -7,6 +7,7 @@
   },
   "dependencies": {
     "@rspack/core": "npm:@rspack-canary/[email protected]",
-    "@rspack/plugin-react-refresh": "1.0.1"
+    "@rspack/plugin-react-refresh": "1.0.1",
+    "react-refresh": "0.12.0"
   }
 }