removed unused types

Author: Code-Hex

src/types.ts

@@ -1,12 +1,10 @@
-import { oldVisit } from '@graphql-codegen/plugin-helpers';
 import { ASTNode, ASTVisitFn } from 'graphql';
 
 export type NewVisitor = Partial<{
   readonly [NodeT in ASTNode as NodeT['kind']]?: {
     leave?: ASTVisitFn<NodeT>;
   };
 }>;
-export type OldLeaveVisitor = Partial<Parameters<typeof oldVisit>[1]['leave']>;
 export type SchemaVisitor = {
   buildImports: () => string[];
   initialEmit: () => string;