Hints for firmware-carl9170 in main

Hints

• asv-summary-has-dot-suffix
  :5 - Opensource version of the firmware for carl9170 wifi devices. It was previously offered via firmware-linux-free.
  The component summary should not end with a dot (`.`).
• asv-driver-firmware-description-missing
  -
  It is recommended to add a long description to this component to present it better to users.