Update vendor package so that vendor files support PHP8.1 as well

Author: alextselegidis

composer.json

@@ -41,7 +41,8 @@
         "google/apiclient": "^2.12.6",
         "guzzlehttp/guzzle": "^7.5.0",
         "sabre/vobject": "^4.5",
-        "ezyang/htmlpurifier": "^4.17"
+        "ezyang/htmlpurifier": "^4.17",
+        "symfony/finder": "^6.4"
     },
     "require-dev": {
         "roave/security-advisories": "dev-master",