chore(deps-dev): bump esbuild from 0.20.2 to 0.21.1

Bumps [esbuild](https://github.com/evanw/esbuild) from 0.20.2 to 0.21.1.
- [Release notes](https://github.com/evanw/esbuild/releases)
- [Changelog](https://github.com/evanw/esbuild/blob/main/CHANGELOG.md)
- [Commits](evanw/esbuild@v0.20.2...v0.21.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -39,7 +39,7 @@
     "browserify": "^17.0.0",
     "buffer": "^6.0.3",
     "c8": "^9.0.0",
-    "esbuild": "^0.20.1",
+    "esbuild": "^0.21.1",
     "esbuild-plugin-alias": "^0.2.1",
     "events": "^3.3.0",
     "ioredis": "^5.3.2",