qcacld-3.0: Remove WLAN_WAIT_TIME_COUNTRY macro

Change I994e53b17788472de979df9dce9e18c6f68de850 ("qcacld-3.0: Add
support for regulatory component ucfg apis") removed the last
reference to macro WLAN_WAIT_TIME_COUNTRY. Since this macro is now
unused, remove it.

Change-Id: Ia0824abe9bb4419966b812f755600853520f8df2
CRs-Fixed: 2370024

core/hdd/inc/wlan_hdd_main.h

@@ -221,7 +221,6 @@ enum hdd_driver_flags {
 #define WLAN_WAIT_TIME_STOP_ROAM  4000
 #define WLAN_WAIT_TIME_STATS       800
 #define WLAN_WAIT_TIME_POWER       800
-#define WLAN_WAIT_TIME_COUNTRY     1000
 #define WLAN_WAIT_TIME_LINK_STATUS 800
 #define WLAN_WAIT_TIME_POWER_STATS 800