message: docs(upgrade): move import back into docregion in `rollup-config.js`
  This was accidentally broken in
  PR Close
diff: -import commonjs from '@rollup/plugin-commonjs';
  // #docregion
  +import commonjs from '@rollup/plugin-commonjs';
  import {nodeResolve} from '@rollup/plugin-node-resolve'
  import {terser} from 'rollup-plugin-terser'
  