[nrf fromlist] Samples: Bluetooth: Fix PAwR sample failed to set sube…

…vent data

Be respectful of PAwR subevents while scheduling scan activities.
The radio will be swtiched from scan to PAwR when it is closed to
the next subevent interval.

Upstream PR: zephyrproject-rtos/zephyr#70678

Signed-off-by: Ryan Chu <ryan.chu@nordicsemi.no>

samples/bluetooth/periodic_adv_rsp/src/main.c

@@ -295,7 +295,14 @@ int main(void)
 	}
 
 	while (num_synced < MAX_SYNCS) {
-		err = bt_le_scan_start(BT_LE_SCAN_PASSIVE, device_found);
+		struct bt_le_scan_param scan_param = {
+			.type = BT_LE_SCAN_TYPE_PASSIVE,
+			.options = BT_LE_SCAN_OPT_FILTER_DUPLICATE,
+			.interval = per_adv_params.interval_min * 2,
+			.window = per_adv_params.interval_min * 2,
+		};
+
+		err = bt_le_scan_start(&scan_param, device_found);
 		if (err) {
 			printk("Scanning failed to start (err %d)\n", err);
 			return 0;