qcacld-3.0: Remove WLAN_WAIT_TIME_ABORTSCAN macro

Change I45181908a6a81de21e4ba906f54ae3190aa212d0 ("qcacld-3.0: Use
common scan api to wait on scan to get completed") removed the logic
that used macro WLAN_WAIT_TIME_ABORTSCAN. Since the macro is obsolete,
remove it.

Change-Id: Ie367743e2ba98bac9f554732682d8430c4016c42
CRs-Fixed: 2368711

core/hdd/inc/wlan_hdd_main.h

@@ -225,8 +225,6 @@ enum hdd_driver_flags {
 #define WLAN_WAIT_TIME_LINK_STATUS 800
 #define WLAN_WAIT_TIME_POWER_STATS 800
 
-#define WLAN_WAIT_TIME_ABORTSCAN         2000
-
 /** Maximum time(ms) to wait for mc thread suspend **/
 #define WLAN_WAIT_TIME_MCTHREAD_SUSPEND  1200