rename to questionnaire response not found

Author: simonstead

specification/examples/responses/GET_QuestionnaireResponse/errors/questionnaire_response_not_found.yaml

@@ -0,0 +1,14 @@
+QuestionnaireResponseNotFound:
+  summary: Questionnaire response not found
+  description: The Questionnaire response could not be found using the provided reference code.
+  value:
+    resourceType: "OperationOutcome"
+    issue:
+      - severity: "error"
+        code: "not-found"
+        details:
+          coding:
+            - system: "https://fhir.nhs.uk/CodeSystem/Spine-ErrorOrWarningCode"
+              code: "QUESTIONNAIRE_RESPONSE_NOT_FOUND"
+              display: "Questionnaire response not found"
+        diagnostics: "The Questionnaire response could not be found using the provided reference code."

specification/examples/responses/GET_QuestionnaireResponse/errors/reference_code_not_found.yaml

@@ -315,7 +315,7 @@ paths:
                 missingReferenceCode:
                   $ref: "./examples/responses/GET_QuestionnaireResponse/errors/missing-reference-code.yaml#/MissingReferenceCode"
                 referenceCodeNotFound:
-                  $ref: "./examples/responses/GET_QuestionnaireResponse/errors/reference-code-not-found.yaml#/ReferenceCodeNotFound"
+                  $ref: "./examples/responses/GET_QuestionnaireResponse/errors/questionnaire-response-not-found.yaml#/QuestionnaireResponseNotFound"
         "5XX":
           description: Server error
           content: