Anaconda 45.15

• feat(boss): track installation status with enum (bciconel)
• refactor: change InstallationErrorDialogType from Enum to StrEnum (bciconel)
• fix(flatpak): do not explicitly install runtimes to avoid pinning (k.koukiou)
  Resolves: rhbz#2344161
• fix(storage): use disklabel_types parameter in _is_valid_disklabel
  (k.koukiou)
  Resolves: rhbz#2497003
• gui: switch default font from Cantarell to Noto Sans (tfratrik)
• Handle timezone-not-set for GetSystemDateTime DBus method (mkolman)