Remove IDENTIFIER_MISMATCH from 422 error (#67)

Author: benhepworth

code/API_definitions/network-access-management.yaml

@@ -3405,18 +3405,11 @@ components:
                       - 422
                   code:
                     enum:
-                      - IDENTIFIER_MISMATCH
                       - SERVICE_NOT_APPLICABLE
                       - MISSING_IDENTIFIER
                       - UNSUPPORTED_IDENTIFIER
                       - UNNECESSARY_IDENTIFIER
           examples:
-            GENERIC_422_IDENTIFIER_MISMATCH:
-              description: Inconsistency between identifiers not pointing to the same device
-              value:
-                status: 422
-                code: IDENTIFIER_MISMATCH
-                message: Provided identifiers are not consistent.
             GENERIC_422_SERVICE_NOT_APPLICABLE:
               description: Service not applicable for the provided identifier
               value: