qcacmn: Correct the kernel-doc of reg_set_ap_pwr_type

Append a '*' to the first line of kernel-doc of reg_set_ap_pwr_type.

Change-Id: I86bbd8bc6c9ce83d53c27e06b26aa54b3fd285dc
CRs-Fixed: 3208791

umac/regulatory/core/src/reg_build_chan_list.h

@@ -53,7 +53,7 @@ void reg_init_pdev_mas_chan_list(
 		struct wlan_regulatory_pdev_priv_obj *pdev_priv_obj,
 		struct mas_chan_params *mas_chan_params);
 
-/*
+/**
  * reg_set_ap_pwr_type() - Set the AP power type.
  * @pdev_priv_obj: pdev private object
  *