wlan: Remove the support for setwpaie ioctl

This ioctl gets call during the start of SAP/hostapd with wext
interface and which is obsolete, currently using nl80211 interface
for the same

Remove the code related to setwpaie ioctl

CRs-Fixed: 1000913
Change-Id: I8b00db1753d8f72192e4cdb88bc7c638007180fe
2 files changed