Hints for firmware-b43legacy-installer in contrib

Hints

• asv-cid-contains-hyphen
  :3 - org.kernel.drivers.firmware-b43legacy-installer
  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 (`_`).