[rel][bug][bt] hf feature about multi connect

Project: SiFliSDK

redmine: #id, REDMINE-12438

ext-redmine: #id, REDMINE-id

[Description in detail]

Change-Id: Ia67aa843f6ed5388bc884523ad5e3c2c5d6069d9

Author: chaotaoyang

include/hfp_ag_api.h

@@ -107,17 +107,6 @@ typedef enum
     HFP_AG_LOCAL_RES_BCS
 } hfp_ag_lcoal_at_res_event_t;
 /****************************************struct define*************************************************/
-typedef struct
-{
-    U16 type;
-} BTS2S_HFP_CMD_TYPE;
-
-typedef struct
-{
-    U16 type;
-    U32 supp_featr;
-} BTS2S_HFP_ENB_REQ;
-
 typedef struct
 {
     U16 type;