This update for AppStream fixes the following issues:

Changes in AppStream:

- Make qt6 the default qt flavor and qt5 the flavor built
  separately and disable the qt5 flavor in SLE16 where we don't
  want to have Qt5 libraries.

Update to 1.0.5:

  Features:

  * qt: Expose markup conversion utils
  * desktop-styles: Add android and iOS
  * validator: Check for xml:lang="en" being used on description
    template elements
  * validator: Flag cases of raw text in "description" elements
  * metadata: Add more known extensions into
    as_metadata_file_guess_style()
  Specification:
  * docs: Clarify that the style segment of a screenshot
    environment is optional
  * docs: Explain consequences of defining an icon for
    desktop-app metainfo
  * docs: Clarify that description content must be in p/li
    elements
  Bugfixes:
  * validator: mark as_validator_issue_tag_list static
  * docs: Add workaround for gi-docgen misnaming devhelp files
  * compose: Do not permit SVG images as screenshots
  * compose: Don't "forget" to scan remaining paths when
    re-encountering a dir
  * pool: Try explicit singular term match if we only have
    low-quality tokens
  * utils: Provide compatibility with Fedora icon tarballs when
    installing them
  * utils: Remove leftover g_chmod()
  * zstd-decompressor: Pass output/written data when decompression
    finished
  * utils: Expect a dash in icons file name
  * utils: Recognize .yml* and .yaml* file extension variants,
    and .zst extension
  * utils: Rename the appstream file when re-saving it on install