Remove deprecated method

dondonz · dondonz · commit ea5be3fe013a · 2023-02-12T22:44:22.000+11:00
diff --git a/src/main/java/graphql/schema/diff/DiffEvent.java b/src/main/java/graphql/schema/diff/DiffEvent.java
@@ -1,6 +1,5 @@
 package graphql.schema.diff;
 
-import graphql.DeprecatedAt;
 import graphql.PublicApi;
 import graphql.language.TypeKind;
 
