Bump esbuild-plugin-less from 1.3.20 to 1.3.21

Bumps [esbuild-plugin-less](https://github.com/iam-medvedev/esbuild-plugin-less) from 1.3.20 to 1.3.21.
- [Release notes](https://github.com/iam-medvedev/esbuild-plugin-less/releases)
- [Changelog](https://github.com/iam-medvedev/esbuild-plugin-less/blob/main/.releaserc.json)
- [Commits](iam-medvedev/esbuild-plugin-less@v1.3.20...v1.3.21)

---
updated-dependencies:
- dependency-name: esbuild-plugin-less
  dependency-version: 1.3.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -33,7 +33,7 @@
     "brush-yaml": "^4.0.0",
     "devbridge-autocomplete": "^1.4.11",
     "esbuild": "^0.25.2",
-    "esbuild-plugin-less": "^1.3.20",
+    "esbuild-plugin-less": "^1.3.21",
     "jquery": "^3.7.1",
     "less": "^4.3.0",
     "minimist": "^1.2.8",