Bump postcss from 8.2.6 to 8.2.7

Bumps [postcss](https://github.com/postcss/postcss) from 8.2.6 to 8.2.7.
- [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/8.2.6...8.2.7)
Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -6223,11 +6223,11 @@ postcss@^7.0.16:
     supports-color "^6.1.0"
 
 postcss@^8.0.3:
-  version "8.2.6"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.6.tgz#5d69a974543b45f87e464bc4c3e392a97d6be9fe"
-  integrity sha512-xpB8qYxgPuly166AGlpRjUdEYtmOWx2iCwGmrv4vqZL9YPVviDVPZPRXxnXr6xPZOdxQ9lp3ZBFCRgWJ7LE3Sg==
+  version "8.2.7"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.7.tgz#48ed8d88b4de10afa0dfd1c3f840aa57b55c4d47"
+  integrity sha512-DsVLH3xJzut+VT+rYr0mtvOtpTjSyqDwPf5EZWXcb0uAKfitGpTY9Ec+afi2+TgdN8rWS9Cs88UDYehKo/RvOw==
   dependencies:
-    colorette "^1.2.1"
+    colorette "^1.2.2"
     nanoid "^3.1.20"
     source-map "^0.6.1"