QSAP: add support to set acs_exclude_dfs parameter.

acs_exclude_dfs is needed to avoid selection of DFS channels when
ACS (channel=0) is set for 5Ghz. This commit adds support for this
acs_exclude_dfs parameter.

Change-Id: If8a8777e7ec45bd37fd7e94e6f114852b2636b0c
CRs-Fixed: 2299524

softap/sdk/qsap_api.c

@@ -181,6 +181,7 @@ static struct Command cmd_list[eCMD_LAST] = {
     { "ctrl_interface",        NULL             },
     { "vendor_elements",       NULL             },
     { "assocresp_elements",    NULL             },
+    { "acs_exclude_dfs",       NULL             },
 };
 
 struct Command qsap_str[eSTR_LAST] = {

softap/sdk/qsap_api.h

@@ -350,6 +350,7 @@ typedef enum esap_cmd {
     eCMD_CTRL_INTERFACE      = 76,
     eCMD_VENDOR_ELEMENT      = 77,
     eCMD_ASSOCRESP_ELEMENT   = 78,
+    eCMD_ACS_EXCLUDE_DFS     = 79,
 
     eCMD_LAST     /** New command numbers should be added above this */
 } esap_cmd_t;