Remove non existed exports and files (#40685)

We don't have `next/lib/data`, the entry files and types should be removed

Author: huozhi

packages/next/data.d.ts

@@ -20,8 +20,6 @@
     "config.d.ts",
     "constants.js",
     "constants.d.ts",
-    "data.js",
-    "data.d.ts",
     "document.js",
     "document.d.ts",
     "dynamic.js",