Bump postcss-selector-parser from 6.1.2 to 6.1.4 (#3374)

Bumps [postcss-selector-parser](https://github.com/postcss/postcss-selector-parser) from 6.1.2 to 6.1.4.
- [Release notes](https://github.com/postcss/postcss-selector-parser/releases)
- [Changelog](https://github.com/postcss/postcss-selector-parser/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss-selector-parser/compare/v6.1.2...6.1.4)

---
updated-dependencies:
- dependency-name: postcss-selector-parser
  dependency-version: 6.1.4
  dependency-type: indirect
...

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yarn.lock

@@ -3817,9 +3817,9 @@ postcss-scss@^4.0.9:
   integrity sha512-AjKOeiwAitL/MXxQW2DliT28EKukvvbEWx3LBmJIRN8KfBGZbRTxNYW0kSqi1COiTZ57nZ9NW06S6ux//N1c9A==
 
 postcss-selector-parser@^6.0.2, postcss-selector-parser@^6.0.4, postcss-selector-parser@^6.1.1, postcss-selector-parser@^6.1.2:
-  version "6.1.2"
-  resolved "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.1.2.tgz"
-  integrity sha512-Q8qQfPiZ+THO/3ZrOrO0cJJKfpYCagtMUkXbnEfmgUjwXg6z/WBeOyS9APBBPCTSiDV+s4SwQGu8yFsiMRIudg==
+  version "6.1.4"
+  resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-6.1.4.tgz#fdec4ca80f5781bd216ca9bf89a2a0fccfffa5f0"
+  integrity sha512-bIoJLOmjCO1S9XdY/DcnR5hJxvrDir1PbGChrzXG3vw0/FOliy/fA3dmdhQ441kah4gKv+TwckGzex6wNS5cnQ==
   dependencies:
     cssesc "^3.0.0"
     util-deprecate "^1.0.2"