This makes the license Operating System agnostic and updates
the patent license grant for use of the firmware license specifically
on the Atheros chipsets.

This allows us to share the same license between all Atheros chipsets,
ath9k, ath9k_htc, ath6kl, and future chipsets.

Cc: [email protected]
Cc: Len Widra <[email protected]>
Cc: Brian Lee <[email protected]>
Cc: Adam Tachner <[email protected]>
Cc: Paul Lever <[email protected]>
Cc: Vipin Mehta <[email protected]>
Signed-off-by: Luis R. Rodriguez <[email protected]>
Signed-off-by: David Woodhouse <[email protected]>