Merge pull request #35 from spacemeshos/dependabot/npm_and_yarn/postcss-8.4.21

Bump postcss from 8.4.14 to 8.4.21

Author: poszu

package-lock.json

@@ -28,7 +28,7 @@
   "devDependencies": {
     "@docusaurus/module-type-aliases": "2.0.0-rc.1",
     "autoprefixer": "^10.4.7",
-    "postcss": "^8.4.14",
+    "postcss": "^8.4.21",
     "postcss-cli": "^10.0.0"
   },
   "browserslist": {