Remove op_outcome_issue_details_coding_code from VariablesR4

Author: pca-nhs

proxies/live/apiproxy/policies/AssignMessage.SetOperationOutcomeODSHeaderMissingR4.xml

@@ -5,7 +5,11 @@
     </AssignVariable>
     <AssignVariable>
         <Name>op_outcome_issue_code</Name>
-        <Value>SECURITY</Value>
+        <Value>REC_BAD_REQUEST</Value>
+    </AssignVariable>
+    <AssignVariable>
+        <Name>op_outcome_issue_details_coding_code</Name>
+        <Value>MISSING_HEADER</Value>
     </AssignVariable>
     <AssignVariable>
         <Name>faultstring</Name>

proxies/live/apiproxy/policies/AssignMessage.SetOperationOutcomeVariablesR4.xml

@@ -7,8 +7,4 @@
         <Name>op_outcome_issue_details_coding_system</Name>
         <Value>https://fhir.nhs.uk/CodeSystem/NHSD-API-ErrorOrWarningCode</Value>
     </AssignVariable>
-    <AssignVariable>
-        <Name>op_outcome_issue_details_coding_code</Name>
-        <Value>ACCESS_DENIED</Value>
-    </AssignVariable>
 </AssignMessage>

proxies/live/apiproxy/targets/ers-target.xml

@@ -139,7 +139,7 @@
             </Step>
             <Step>
                 <Condition>(isFhirR4Path = true)</Condition>
-                <Name>AssignMessage.SetOperationOutcomeVariablesR4</Name>
+                <Name>AssignMessage.SetOperationOutcomeVariablesR4</Name> // TODO: Make change
             </Step>
             <Step>
                 <Condition>(isFhirR4Path = true)</Condition>