Bump postcss-loader from 5.2.0 to 5.3.0

Bumps [postcss-loader](https://github.com/webpack-contrib/postcss-loader) from 5.2.0 to 5.3.0.
- [Release notes](https://github.com/webpack-contrib/postcss-loader/releases)
- [Changelog](https://github.com/webpack-contrib/postcss-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/postcss-loader/compare/v5.2.0...v5.3.0)

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

package.json

@@ -64,7 +64,7 @@
   "mini-css-extract-plugin": "^1.6.0",
   "npm-run-all": "^4.1.5",
   "postcss": "^8.2.15",
-  "postcss-loader": "^5.2.0",
+  "postcss-loader": "^5.3.0",
   "prettier": "^2.3.0",
   "release-it": "^14.6.2",
   "sass": "^1.32.13",

yarn.lock

@@ -6803,10 +6803,10 @@ posix-character-classes@^0.1.0:
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
   integrity sha1-AerA/jta9xoqbAL+q7jB/vfgDqs=
 
-postcss-loader@^5.2.0:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/postcss-loader/-/postcss-loader-5.2.0.tgz#ccd6668a778902d653602289c765a8bc481986dc"
-  integrity sha512-uSuCkENFeUaOYsKrXm0eNNgVIxc71z8RcckLMbVw473rGojFnrUeqEz6zBgXsH2q1EIzXnO/4pEz9RhALjlITA==
+postcss-loader@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/postcss-loader/-/postcss-loader-5.3.0.tgz#1657f869e48d4fdb018a40771c235e499ee26244"
+  integrity sha512-/+Z1RAmssdiSLgIZwnJHwBMnlABPgF7giYzTN2NOfr9D21IJZ4mQC1R2miwp80zno9M4zMD/umGI8cR+2EL5zw==
   dependencies:
     cosmiconfig "^7.0.0"
     klona "^2.0.4"