laser gui update

dm/test_laser.ui

@@ -159,6 +159,19 @@
       <string>set current</string>
      </property>
     </widget>
+    <widget class="caLineEdit" name="calineedit_3">
+     <property name="geometry">
+      <rect>
+       <x>10</x>
+       <y>10</y>
+       <width>71</width>
+       <height>20</height>
+      </rect>
+     </property>
+     <property name="channel" stdset="0">
+      <string notr="true">daq:l1:gserial</string>
+     </property>
+    </widget>
    </widget>
   </widget>
  </widget>