Merge branch 'bugfix/build_error_when_enable_ag_and_hf_v5.1' into 're…

…lease/v5.1'

fix(bt/bluedroid): Fix build error when both of the HFP roles are enabled (v5.1)

See merge request espressif/esp-idf!27077

components/bt/host/bluedroid/bta/hf_client/include/bta_hf_client_at.h

@@ -26,15 +26,6 @@
 /* ASCII character string of arguments to the AT command */
 #define BTA_HF_CLIENT_AT_MAX_LEN        512
 
-/* AT command table element */
-typedef struct {
-    const char  *p_cmd;         /* AT command string */
-    UINT8       arg_type;       /* allowable argument type syntax */
-    UINT8       fmt;            /* whether arg is int or string */
-    UINT8       min;            /* minimum value for int arg */
-    INT16       max;            /* maximum value for int arg */
-} tBTA_AG_AT_CMD;
-
 /* callback function executed when command is parsed */
 typedef void (tBTA_AG_AT_CMD_CBACK)(void *p_user, UINT16 cmd, UINT8 arg_type,
                                     char *p_arg, INT16 int_arg);