Bump postcss-selector-parser from 6.0.6 to 6.1.5

Bumps [postcss-selector-parser](https://github.com/postcss/postcss-selector-parser) from 6.0.6 to 6.1.5.
- [Release notes](https://github.com/postcss/postcss-selector-parser/releases)
- [Changelog](https://github.com/postcss/postcss-selector-parser/blob/6.1.5/CHANGELOG.md)
- [Commits](postcss/postcss-selector-parser@v6.0.6...6.1.5)

---
updated-dependencies:
- dependency-name: postcss-selector-parser
  dependency-version: 6.1.5
  dependency-type: indirect
...

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

Author: dependabot[bot]

yarn.lock

@@ -6126,9 +6126,9 @@ postcss-modules-values@^4.0.0:
     icss-utils "^5.0.0"
 
 postcss-selector-parser@^6.0.2, postcss-selector-parser@^6.0.4:
-  version "6.0.6"
-  resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-6.0.6.tgz#2c5bba8174ac2f6981ab631a42ab0ee54af332ea"
-  integrity sha512-9LXrvaaX3+mcv5xkg5kFwqSzSH1JIObIx51PrndZwlmznwXRfxMddDvo9gve3gVR8ZTKgoFDdWkbRFmEhT4PMg==
+  version "6.1.5"
+  resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-6.1.5.tgz#20e988ce8eab87575d54824d9800236c5fd872ca"
+  integrity sha512-TEHFzb5KRDKaOgJ4TYE+0jyJtFbjLvkdVOu0fZ2b6MTWzoqZd4Le+61aEppWkvTlYePgOX4ATL1wsAIPMLTw6Q==
   dependencies:
     cssesc "^3.0.0"
     util-deprecate "^1.0.2"