chore(rsc): remove rolldown-vite cf plugin workaround

Author: hi-ogawa

packages/plugin-rsc/examples/react-router/cf/vite.config.ts

@@ -48,24 +48,12 @@ export default defineConfig({
         include: ['react-router > cookie', 'react-router > set-cookie-parser'],
         exclude: ['react-router'],
       },
-      build: {
-        rollupOptions: {
-          // @ts-ignore rolldown
-          platform: 'neutral',
-        },
-      },
     },
     rsc: {
       optimizeDeps: {
         include: ['react-router > cookie', 'react-router > set-cookie-parser'],
         exclude: ['react-router'],
       },
-      build: {
-        rollupOptions: {
-          // @ts-ignore rolldown
-          platform: 'neutral',
-        },
-      },
     },
   },
 })

packages/plugin-rsc/examples/starter-cf-single/vite.config.ts

@@ -31,8 +31,6 @@ export default defineConfig({
         rollupOptions: {
           // ensure `default` export only in cloudflare entry output
           preserveEntrySignatures: 'exports-only',
-          // @ts-ignore rolldown
-          platform: 'neutral',
         },
       },
       optimizeDeps: {