Bump postcss from 8.2.8 to 8.2.9 (#3568)

Bumps [postcss](https://github.com/postcss/postcss) from 8.2.8 to 8.2.9.
- [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/8.2.8...8.2.9)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package-lock.json

@@ -7333,9 +7333,9 @@
       "dev": true
     },
     "nanoid": {
-      "version": "3.1.21",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.21.tgz",
-      "integrity": "sha512-A6oZraK4DJkAOICstsGH98dvycPr/4GGDH7ZWKmMdd3vGcOurZ6JmWFUt0DA5bzrrn2FrUjmv6mFNWvv8jpppA==",
+      "version": "3.1.22",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.22.tgz",
+      "integrity": "sha512-/2ZUaJX2ANuLtTvqTlgqBQNJoQO398KyJgZloL0PZkC0dpysjncRUPsFe3DUPzz/y3h+u7C46np8RMuvF3jsSQ==",
       "dev": true
     },
     "nanomatch": {
@@ -8211,13 +8211,13 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.2.8",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.2.8.tgz",
-      "integrity": "sha512-1F0Xb2T21xET7oQV9eKuctbM9S7BC0fetoHCc4H13z0PT6haiRLP4T0ZY4XWh7iLP0usgqykT6p9B2RtOf4FPw==",
+      "version": "8.2.9",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.2.9.tgz",
+      "integrity": "sha512-b+TmuIL4jGtCHtoLi+G/PisuIl9avxs8IZMSmlABRwNz5RLUUACrC+ws81dcomz1nRezm5YPdXiMEzBEKgYn+Q==",
       "dev": true,
       "requires": {
         "colorette": "^1.2.2",
-        "nanoid": "^3.1.20",
+        "nanoid": "^3.1.22",
         "source-map": "^0.6.1"
       },
       "dependencies": {

package.json

@@ -145,7 +145,7 @@
     "node-sass-package-importer": "^5.3.2",
     "nodemon": "^2.0.7",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.2.8",
+    "postcss": "^8.2.9",
     "postcss-cli": "^8.3.1",
     "rollup": "^2.44.0",
     "stylelint": "^13.12.0",