Hints for tilix in main

Hints

• asv-description-first-para-too-short
  com.gexperts.Tilix.appdata.xml:66 - Tilix is a tiling terminal emulator.
  The first `description/p` paragraph of this component might be too short (< 80 characters). Please consider starting with a longer paragraph to improve how the description looks like in software centers and to provide more detailed information on this component immediately in the first paragraph.
• asv-developer-id-missing
  com.gexperts.Tilix.appdata.xml:408 -
  The `developer` element is missing an `id` property, containing a unique string ID for the developer. Consider adding a unique ID.