add list device script

orbbec_camera/scripts/list_ob_devices.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+VID="2bc5"
+
+for dev in /sys/bus/usb/devices/*; do
+  if [ -e "$dev/idVendor" ]; then
+    vid=$(cat "$dev/idVendor")
+    if [ "$vid" == "${VID}" ]; then
+      port=$(basename $dev)
+      product=$(cat "$dev/product" 2>/dev/null) # product name
+      serial=$(cat "$dev/serial" 2>/dev/null) # serial number
+      echo "Found Orbbec device $product, usb port $port, serial number $serial"
+    fi
+  fi
+done