Bump esbuild from 0.20.2 to 0.21.2

Bumps [esbuild](https://github.com/evanw/esbuild) from 0.20.2 to 0.21.2.
- [Release notes](https://github.com/evanw/esbuild/releases)
- [Changelog](https://github.com/evanw/esbuild/blob/main/CHANGELOG.md)
- [Commits](evanw/esbuild@v0.20.2...v0.21.2)

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

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

Author: dependabot[bot]

package-lock.json

@@ -21,7 +21,7 @@
   },
   "dependencies": {
     "less": "^4.2.0",
-    "esbuild": "^0.20.0",
+    "esbuild": "^0.21.2",
     "esbuild-plugin-less": "^1.3.2",
     "jquery": "^3.7.1",
     "minimist": "^1.2.8"