Revert "hostap: Add currnet PHY rate to status"

This reverts commit ec0b9cc.

This commit has two issues:

1. We already query signal poll just above, so, wastes time querying the
   infor from the firmware.
2. Doesn't handle modes, i.e., queries even for AP mode as well.

Signed-off-by: Chaitanya Tata <[email protected]>

Author: krish2718

modules/hostap/src/supp_api.c

@@ -1567,15 +1567,6 @@ int supplicant_status(const struct device *dev, struct wifi_iface_status *status
 		}
 
 		os_free(conn_info);
-
-		ret = wpa_drv_signal_poll(wpa_s, si);
-		if (!ret) {
-			status->current_phy_rate = si->current_txrate;
-		} else {
-			wpa_printf(MSG_WARNING, "%s: Failed to get signal info\n", __func__);
-			status->current_phy_rate = 0;
-			ret = 0;
-		}
 	} else {
 		ret = 0;
 	}