[Buildroot] [PATCH2] Bump iw to version 0.9.20

[Peter Korsgaard]

>>>>> "Gustavo" == Gustavo Zacarias <gustavo at zacarias.com.ar> writes:

 Gustavo> Bump iw to version 0.9.20, take 2, with migration to gentargets.

Committed, thanks.

-- 
Bye, Peter Korsgaard