Bump posthtml-postcss from 0.5.0 to 1.0.5

Bumps [posthtml-postcss](https://github.com/posthtml/posthtml-postcss) from 0.5.0 to 1.0.5.
- [Release notes](https://github.com/posthtml/posthtml-postcss/releases)
- [Changelog](https://github.com/posthtml/posthtml-postcss/blob/master/CHANGELOG.md)
- [Commits](posthtml/posthtml-postcss@v0.5.0...v1.0.5)

---
updated-dependencies:
- dependency-name: posthtml-postcss
  dependency-version: 1.0.5
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -47,7 +47,7 @@
     "postcss-url": "10.1.4",
     "posthtml": "0.16.7",
     "posthtml-beautify": "0.7.0",
-    "posthtml-postcss": "0.5.0",
+    "posthtml-postcss": "1.0.5",
     "posthtml-urls": "1.0.0",
     "prettier": "3.8.4",
     "pretty-quick": "4.2.2",