Zabbix

A.F....... [DEV-4864] implemented dismissible marketing banners

* commit '1c63d9480f4cfdcedbbf66cacee52e04f1bdd0a3':
  ........S. [ZBXNEXT-1150] added style fix
  ..F....... [DEV-4864] fixed banner text color for dark constrast theme
  .......... [DEV-4864] disabled banners
  ..F....... [DEV-4864] fixed banner sorting by ids
  ..F....... [DEV-4864] adjusted DB patch
  A.F....... [DEV-4864] fixed code style
  ..F....... [DEV-4864] added abort controller
  ..F....... [DEV-4864] added abort controller; moved constants out of CBanner class
  ..F....... [DEV-4864] fixed displayed banners for incorrect language; fixed code style
  ..F....... [DEV-4864] updated erusev/parsedown to version 1.8.0
  ..F....... [DEV-4864] adjusted banner styles
  ..F....... [DEV-4864] updated db version
  ..F....... [DEV-4864] fixed code style
  ..F....... [DEV-4864] fixed language format passed to the api endpoint
  ..F....... [DEV-4864] fixed missing condition for filtering banners and missing response data
  A.F....... [DEV-4864] implemented dismissible marketing banners