Merge pull request #63 from IntelPython/dependabot/npm_and_yarn/autoprefixer-10.4.21

Bump autoprefixer from 10.4.20 to 10.4.21

Author: ndgrigorian

package-lock.json

@@ -34,7 +34,7 @@
     "update:hugo": "npm install --save-dev --save-exact hugo-extended@latest"
   },
   "devDependencies": {
-    "autoprefixer": "^10.4.20",
+    "autoprefixer": "^10.4.21",
     "cross-env": "^7.0.3",
     "hugo-extended": "0.145.0",
     "postcss-cli": "^11.0.0"