Update package vulnerability: high and moderate

package.json

@@ -23,10 +23,13 @@
         "build": "encore production --progress"
     },
     "dependencies": {
+        "css-what": "^5.0.1",
         "dns-packet": "1.3.4",
         "hosted-git-info": "2.8.9",
         "is-svg": "4.2.2",
         "lodash": "4.17.21",
+        "postcss": "^8.2.10",
+        "trim-newlines": "^3.0.1",
         "url-parse": "1.5.0"
     }
 }