Remove more unnecessary files in dist/node_modules/

Author: jhen0409

scripts/postinstall.js

@@ -27,6 +27,11 @@ async function run() {
     '-rf',
     'node_modules/*/{example,examples,test,tests,*.md,*.markdown,CHANGELOG*,.*,Makefile}'
   );
+  // Remove unnecessary files in apollo-client-devtools
+  shell.rm(
+    '-rf',
+    'node_modules/apollo-client-devtools/{assets,build,development,shells/dev,src}'
+  );
   // eslint-disable-next-line
   require('./patch-modules');
 }