Make the scope for @thrift.AllowReservedIdentifierName more robust.

Summary: `thrift.AllowReservedIdentifierName` applies to all definitions and the program as well. Rather than list the individual definition, use the available `scope.Definition`. This makes the usage robust and simplifies the code in the process.

Reviewed By: praihan, vitaut

Differential Revision: D59494687

fbshipit-source-id: cff2e0130c18042c8b5fac93707449ad33b1061b

thrift/annotation/thrift.thrift

@@ -257,16 +257,6 @@ struct DeprecatedUnvalidatedAnnotations {
 * the usage with `@thrift.AllowReservedIdentifierName`,
 * and may result in undefined behavior.
 */
-@scope.Const
-@scope.Enum
-@scope.EnumValue
-@scope.Exception
-@scope.Field
-@scope.Function
-@scope.Interaction
 @scope.Program
-@scope.Service
-@scope.Struct
-@scope.Typedef
-@scope.Union
+@scope.Definition
 struct AllowReservedIdentifierName {}