Update bugzilla to version 5.2 / rev 11 via SR 1247019
    
    https://build.opensuse.org/request/show/1247019
    by user ecsos + anag+factory
    - Update to 5.2
      - Improved Mobile Rendering
      - Explicit MariaDB Support
      - MySQL 8+ Support
      - Demo Docker Configuration
      + Other Enhancements and Changes
        - Enhancements for Users
        - Enhancements for Administrators and Developers
        - WebService Changes
        - Code Changes Which May Affect Customizations and Extensions
      See for details: https://www.bugzilla.org/releases/5.2/