Merge pull request #524 from w3bdesign/renovate/postcss-8.x

Update dependency postcss to v8.4.15

Author: w3bdesign

package-lock.json

@@ -26,7 +26,7 @@
  "jsdom": "^20.0.0",
  "laravel-mix": "^6.0.49",
  "lodash": "^4.17.21",
- "postcss": "^8.4.14",
+ "postcss": "8.4.15",
  "tailwindcss": "3.1.8",
  "vue-loader": "17.0.0"
  },