Bump @rollup/plugin-commonjs

Bumps the all-dependencies group with 1 update in the /sites directory: [@rollup/plugin-commonjs](https://github.com/rollup/plugins/tree/HEAD/packages/commonjs).


Updates `@rollup/plugin-commonjs` from 28.0.9 to 29.0.0
- [Changelog](https://github.com/rollup/plugins/blob/master/packages/commonjs/CHANGELOG.md)
- [Commits](https://github.com/rollup/plugins/commits/commonjs-v29.0.0/packages/commonjs)

---
updated-dependencies:
- dependency-name: "@rollup/plugin-commonjs"
  dependency-version: 29.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: all-dependencies
...

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

Author: dependabot[bot]

sites/package-lock.json

@@ -68,7 +68,7 @@
 		"@csstools/postcss-bundler": "^2.0.6",
 		"@csstools/postcss-minify": "^2.0.0",
 		"@rollup/plugin-babel": "^6.1.0",
-		"@rollup/plugin-commonjs": "^28.0.9",
+		"@rollup/plugin-commonjs": "^29.0.0",
 		"@rollup/plugin-json": "^6.1.0",
 		"@rollup/plugin-node-resolve": "^16.0.3",
 		"@rollup/plugin-terser": "^0.4.4",