Bump postcss from 8.4.12 to 8.4.35 in /plugin

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.12 to 8.4.35.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.12...8.4.35)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

plugin/package.json

@@ -31,7 +31,7 @@
     "less": "^3.12.2",
     "less-loader": "^7.0.2",
     "mini-css-extract-plugin": "^1.2.1",
-    "postcss": "^8.2.13",
+    "postcss": "^8.4.35",
     "postcss-less": "^4.0.0",
     "postcss-loader": "^4.0.4",
     "style-loader": "^2.0.0",

plugin/yarn.lock

@@ -2227,9 +2227,10 @@ ms@2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
 
-nanoid@^3.3.1:
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.1.tgz#6347a18cac88af88f58af0b3594b723d5e99bb35"
+nanoid@^3.3.7:
+  version "3.3.7"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.7.tgz#d0c301a691bc8d54efa0a2226ccf3fe2fd656bd8"
+  integrity sha512-eSRppjcPIatRIMC1U6UngP8XFcz8MQWGQdt1MTBQ7NaAmvXDfvNxbvWV3x2y6CdEUciCSsDHDQZbhYaB8QEo2g==
 
 native-request@^1.0.5:
   version "1.1.0"
@@ -2445,11 +2446,12 @@ postcss-value-parser@^4.1.0, postcss-value-parser@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
 
-postcss@^8.1.2, postcss@^8.2.13, postcss@^8.2.15:
-  version "8.4.12"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.12.tgz#1e7de78733b28970fa4743f7da6f3763648b1905"
+postcss@^8.1.2, postcss@^8.2.15, 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==
   dependencies:
-    nanoid "^3.3.1"
+    nanoid "^3.3.7"
     picocolors "^1.0.0"
     source-map-js "^1.0.2"