build(deps-dev): bump esbuild from 0.25.5 to 0.25.6 in the npm group (#825)

Bumps the npm group with 1 update: [esbuild](https://github.com/evanw/esbuild).


Updates `esbuild` from 0.25.5 to 0.25.6
- [Release notes](https://github.com/evanw/esbuild/releases)
- [Changelog](https://github.com/evanw/esbuild/blob/main/CHANGELOG.md)
- [Commits](https://github.com/evanw/esbuild/compare/v0.25.5...v0.25.6)

---
updated-dependencies:
- dependency-name: esbuild
  dependency-version: 0.25.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Jason Cameron <git@jasoncameron.dev>

package.json

@@ -20,7 +20,7 @@
   "devDependencies": {
     "cssnano": "^7.0.7",
     "cssnano-preset-advanced": "^7.0.7",
-    "esbuild": "^0.25.5",
+    "esbuild": "^0.25.6",
     "playwright": "^1.52.0",
     "postcss-cli": "^11.0.1",
     "postcss-import": "^16.1.1",