hikey: Set disable_scan_offload=1 for wifi

Change-Id: I1588dbd982c5fc7d63bda8b90f76e0ada912c165
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/wpa_supplicant.conf b/wpa_supplicant.conf
index adfc4ed..109d46b 100644
--- a/wpa_supplicant.conf
+++ b/wpa_supplicant.conf
@@ -3,3 +3,4 @@
 eapol_version=1
 ap_scan=1
 fast_reauth=1
+disable_scan_offload=1