nBLMGas: Fix valve open/closed polarity

This was fixed for rack A in a57c9515. Do the same for rack B.

10-Top/nblm/gas.bob

 <?xml version="1.0" encoding="UTF-8"?>
-<!--Saved on 2023-06-20 10:56:11 by andreaspersson-->
+<!--Saved on 2023-09-13 16:03:48 by A548169-->
 <display version="2.0.0">
   <name>nBLM Gas Distribution</name>
   <width>2556</width>
@@ -384,8 +384,8 @@ $(pv_value)</tooltip>
     <name>FV 239-Flow-Valve</name>
     <pv_name>FEB-050Row:PBI-FV-B19:PosCmdR</pv_name>
     <symbols>
-      <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_red.svg</symbol>
       <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_green.svg</symbol>
+      <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_red.svg</symbol>
     </symbols>
     <x>1000</x>
     <y>1209</y>
@@ -447,8 +447,8 @@ $(pv_value)</tooltip>
     <name>FV 229-Flow-Valve</name>
     <pv_name>FEB-050Row:PBI-FV-B29:PosCmdR</pv_name>
     <symbols>
-      <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_red.svg</symbol>
       <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_green.svg</symbol>
+      <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_red.svg</symbol>
     </symbols>
     <x>1000</x>
     <y>1124</y>
@@ -511,8 +511,8 @@ $(pv_value)</tooltip>
     <name>FV 219-Flow-Valve</name>
     <pv_name>FEB-050Row:PBI-FV-B39:PosCmdR</pv_name>
     <symbols>
-      <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_red.svg</symbol>
       <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_green.svg</symbol>
+      <symbol>../../99-Shared/nblmgas/symbols/FV-Flow-Valve_red.svg</symbol>
     </symbols>
     <x>1000</x>
     <y>1037</y>