Bump postcss from 6.0.23 to 8.4.38

Bumps [postcss](https://github.com/postcss/postcss) from 6.0.23 to 8.4.38.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@6.0.23...8.4.38)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: indirect
...

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

yarn.lock

@@ -9620,7 +9620,7 @@ postcss-value-parser@^4.0.0, postcss-value-parser@^4.1.0, postcss-value-parser@^
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@8.4.35, postcss@^8.2.14, postcss@^8.3.11, postcss@^8.4, postcss@^8.4.23, postcss@^8.4.33, postcss@^8.4.35:
+postcss@8.4.35:
   version "8.4.35"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.35.tgz#60997775689ce09011edf083a549cea44aabe2f7"
   integrity sha512-u5U8qYpBCpN13BsiEB0CbR1Hhh4Gc0zLFuedrHJKMctHCHAGrMdG0PRM/KErzAL3CU6/eckEtmHNB3x6e3c0vA==
@@ -9646,6 +9646,15 @@ postcss@^7.0.14:
     picocolors "^0.2.1"
     source-map "^0.6.1"
 
+postcss@^8.2.14, postcss@^8.3.11, postcss@^8.4, postcss@^8.4.23, postcss@^8.4.33, postcss@^8.4.35:
+  version "8.4.38"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.38.tgz#b387d533baf2054288e337066d81c6bee9db9e0e"
+  integrity sha512-Wglpdk03BSfXkHoQa3b/oulrotAkwrlLDRSOb9D0bN86FdRyE9lppSp33aHNPgBa0JKCoB+drFLZkQoRRYae5A==
+  dependencies:
+    nanoid "^3.3.7"
+    picocolors "^1.0.0"
+    source-map-js "^1.2.0"
+
 prelude-ls@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.2.1.tgz#debc6489d7a6e6b0e7611888cec880337d316396"
@@ -10927,6 +10936,11 @@ source-list-map@^2.0.0:
   resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
   integrity sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==
 
+source-map-js@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.0.tgz#16b809c162517b5b8c3e7dcd315a2a5c2612b2af"
+  integrity sha512-itJW8lvSA0TXEphiRoawsCksnlf8SyvmFzIhltqAHluXd88pkCd+cXJVHTDwdCr0IzwptSm035IHQktUu1QUMg==
+
 source-map-loader@5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/source-map-loader/-/source-map-loader-5.0.0.tgz#f593a916e1cc54471cfc8851b905c8a845fc7e38"