Update OPI so button prods new PV

Author: boeuf-codes

base/uk.ac.stfc.isis.ibex.opis/resources/TPG300.opi

@@ -2825,7 +2825,7 @@ $(pv_value)</tooltip>
     <widget typeId="org.csstudio.opibuilder.widgets.ActionButton" version="2.0.0">
       <actions hook="false" hook_all="false">
         <action type="WRITE_PV">
-          <pv_name>$(PV_ROOT):FUNCTION:ASSIGN:SP:OUT.PROC</pv_name>
+          <pv_name>$(PV_ROOT):FUNCTION:ASSIGN:SP:OUT:RAW.PROC</pv_name>
           <value>1</value>
           <timeout>10</timeout>
           <confirm_message></confirm_message>