wlan: add wpa_supplicant template for ath6kl

Ath6kl's wpa_supplicant.conf needs to be different
from WCN's template. Add a template for ath6kl.

CRs-Fixed: 465923
Change-Id: I24bc68e3cfb0a25fcb7a3dcf912a1984d44e8a90
1 file changed