qcacmn: Cleanup VDEV SM related flags and unused code

Legacy code for VDEV_SM is no more used, thus clean up flags
CMN_VDEV_MLME_SM_ENABLE and CMN_VDEV_MLME_CMPT_ENABLE.

Change-Id: I4f7b1099d4929f6250b1868c53b73d7c235a9c22
CRs-Fixed: 2457270

umac/mlme/vdev_mgr/dispatcher/inc/wlan_vdev_mlme_api.h

@@ -55,7 +55,6 @@ void wlan_vdev_mlme_set_ext_hdl(struct wlan_objmgr_vdev *vdev, void *ext_hdl);
  */
 void *wlan_vdev_mlme_get_ext_hdl(struct wlan_objmgr_vdev *vdev);
 
-#ifdef CMN_VDEV_MLME_SM_ENABLE
 /**
  * wlan_vdev_mlme_sm_deliver_evt() - Delivers event to VDEV MLME SM
  * @vdev: Object manager VDEV object
@@ -209,4 +208,3 @@ void wlan_vdev_mlme_cmd_unlock(struct wlan_objmgr_vdev *vdev);
  */
 QDF_STATUS wlan_vdev_mlme_is_scan_allowed(struct wlan_objmgr_vdev *vdev);
 #endif
-#endif