Bump esbuild from 0.14.20 to 0.14.21 (#3817)

Bumps [esbuild](https://github.com/evanw/esbuild) from 0.14.20 to 0.14.21.
- [Release notes](https://github.com/evanw/esbuild/releases)
- [Changelog](https://github.com/evanw/esbuild/blob/master/CHANGELOG.md)
- [Commits](evanw/esbuild@v0.14.20...v0.14.21)

---
updated-dependencies:
- dependency-name: esbuild
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]