Hints for phosh-osk-stub in main

Hints

• asv-cid-contains-hyphen
  :3 - sm.puri.phosh.osk-stub
  The component ID contains a hyphen/minus. Using a hyphen is strongly discouraged, to improve interoperability with other tools such as D-Bus. A good option is to replace any hyphens with underscores (`_`).
• asv-description-first-para-too-short
  :8 - Phosh-osk-stub is an experimental on screen keyboard with these features:
  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.