Update GraphQL-Java to fix security vulnerability

Upgrade GraphQL-Java to 19.4 to fix the stack based overflow vulnerability CVE-2023-28867.

(CMS-22878)

Bugfix: Some characters in repository paths causes InvalidPathException on Windows systems

Whenever a repository path for a content contains characters like ':', '?', '!' etc, which are invalid for paths on windows systems, headless threw an InvalidPathException. This behaviour was was fixed using os agnostic path matching.

(CMS-22723)