build(deps): bump postcss from 8.4.22 to 8.4.23 (#1700)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.22 to 8.4.23.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.4.22...8.4.23)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -79,7 +79,7 @@
         "monaco-themes": "^0.4.4",
         "mq-polyfill": "1.1.8",
         "navigator.locks": "^0.8.6",
-        "postcss": "^8.4.22",
+        "postcss": "^8.4.23",
         "postcss-flexbugs-fixes": "^5.0.2",
         "postcss-loader": "^7.2.4",
         "postcss-normalize": "^10.0.1",

yarn.lock

@@ -2703,7 +2703,7 @@ __metadata:
     monaco-themes: ^0.4.4
     mq-polyfill: 1.1.8
     navigator.locks: ^0.8.6
-    postcss: ^8.4.22
+    postcss: ^8.4.23
     postcss-flexbugs-fixes: ^5.0.2
     postcss-loader: ^7.2.4
     postcss-normalize: ^10.0.1
@@ -13084,14 +13084,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.22":
-  version: 8.4.22
-  resolution: "postcss@npm:8.4.22"
+"postcss@npm:^8.4.23":
+  version: 8.4.23
+  resolution: "postcss@npm:8.4.23"
   dependencies:
     nanoid: ^3.3.6
     picocolors: ^1.0.0
     source-map-js: ^1.0.2
-  checksum: 7473dfb7ac5b4cb03576c39d687d7fc02c826ab08af97df15b5d3970662532d44a18a0994f392a9c3658ee17c292e7a55990e586b90ca0afcc9f36df13e07029
+  checksum: 8bb9d1b2ea6e694f8987d4f18c94617971b2b8d141602725fedcc2222fdc413b776a6e1b969a25d627d7b2681ca5aabb56f59e727ef94072e1b6ac8412105a2f
   languageName: node
   linkType: hard