TTCN-3 typing review

ttcn/Security/LibItsSecurity_TypesAndValues.ttcn3

@@ -449,8 +449,7 @@ module LibItsSecurity_TypesAndValues {
             e_message_type                          (5),
             e_signer_info                           (128),
             e_recipient_info                        (129),
-            e_encryption_parameters                 (130),
-            e_unknown                               (255)
+            e_encryption_parameters                 (130)
         } with { variant "8 bit" }
         
         type union HeaderFieldContainer {
@@ -623,8 +622,7 @@ module LibItsSecurity_TypesAndValues {
             e_authorization_authority   (2),
             e_enrollment_authority      (3),
             e_root_ca                   (4),
-            e_crl_signer                (5),
-            e_unknown                   (255)
+            e_crl_signer                (5)
         } with { variant "8 bit" }
         
         /**
@@ -744,8 +742,7 @@ module LibItsSecurity_TypesAndValues {
             e_time_end                  (0),
             e_time_start_and_end        (1),
             e_time_start_and_duration   (2),
-            e_region                    (3),
-            e_unknown                   (255)
+            e_region                    (3)
         } with { variant "8 bit" }
         
         type set of ValidityRestriction ValidityRestrictions;