deps: bump versions to latest

Author: h-enk

package-lock.json

@@ -44,7 +44,7 @@
     "autoprefixer": "^10.2",
     "bootstrap": "^5.0",
     "clipboard": "^2.0",
-    "eslint": "^7.24",
+    "eslint": "^7.28",
     "flexsearch": "^0.6",
     "highlight.js": "^10.7",
     "hugo-bin": "^0.71",
@@ -54,7 +54,7 @@
     "markdownlint-cli": "^0.27",
     "mermaid": "^8.10",
     "netlify-lambda": "^2.0",
-    "postcss": "^8.2",
+    "postcss": "^8.3",
     "postcss-cli": "^8.3",
     "purgecss-whitelister": "^2.4",
     "rimraf": "^3.0",