chore: remove unused files and deps

[TrickyPi]

This PR contains:

• bugfix
• feature
• refactor
• documentation
• other

Are tests included?

• yes (bugfixes and features will not be merged without tests)
• no

Breaking Changes?

• yes (breaking changes will not be merged unless absolutely necessary)
• no

List any relevant issue numbers:

Description

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Updated (UTC)
rollup	✅ Ready (Inspect)	Visit Preview	Nov 2, 2023 6:10am

[github-actions]

Thank you for your contribution! ❤️

You can try out this pull request locally by installing Rollup via

npm install rollup/rollup#xiaopi-remove-unused

Notice: Ensure you have installed Rust nightly. If you haven't installed it yet, please first see https://www.rust-lang.org/tools/install to learn how to download Rustup and install Rust, then see https://rust-lang.github.io/rustup/concepts/channels.html to learn how to install Rust nightly.

or load it into the REPL:
https://rollup-k738gw02v-rollup-js.vercel.app/repl/?pr=5237

[codecov]

Codecov Report

Merging #5237 (5a619aa) into master (fbf806a) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #5237   +/-   ##
=======================================
  Coverage   98.81%   98.81%           
=======================================
  Files         231      231           
  Lines        8861     8861           
  Branches     2316     2316           
=======================================
  Hits         8756     8756           
  Misses         44       44           
  Partials       61       61           

[github-actions]

This PR has been released as part of rollup@4.3.0. You can test it via npm install rollup.