Remove an unnecessary shared name from a message

Change-Id: I0569bd99620f2b276f9cc1510a4641bbe0cb7182
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/231522
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Brian Wilkerson <brianwilkerson@google.com>
diff --git a/pkg/analyzer/lib/src/error/codes.g.dart b/pkg/analyzer/lib/src/error/codes.g.dart
index 88d2afe..6cccc05 100644
--- a/pkg/analyzer/lib/src/error/codes.g.dart
+++ b/pkg/analyzer/lib/src/error/codes.g.dart
@@ -9417,7 +9417,6 @@
     "Non-abstract classes can't have 'Enum' as a superinterface.",
     correctionMessage:
         "Try specifying a different interface, or remove it from the list.",
-    uniqueName: 'NON_ABSTRACT_CLASS_HAS_ENUM_SUPERINTERFACE',
   );
 
   /**
diff --git a/pkg/analyzer/messages.yaml b/pkg/analyzer/messages.yaml
index 41e3bc3..58539a7 100644
--- a/pkg/analyzer/messages.yaml
+++ b/pkg/analyzer/messages.yaml
@@ -8043,7 +8043,6 @@
       A f() => A();
       ```
   NON_ABSTRACT_CLASS_HAS_ENUM_SUPERINTERFACE:
-    sharedName: NON_ABSTRACT_CLASS_HAS_ENUM_SUPERINTERFACE
     problemMessage: "Non-abstract classes can't have 'Enum' as a superinterface."
     correctionMessage: Try specifying a different interface, or remove it from the list.
   NON_ABSTRACT_CLASS_INHERITS_ABSTRACT_MEMBER_FIVE_PLUS: