export all schema coordinate types

this was (afaict) correctly done in the backport of schema coordinates to 16.x.x (graphql#4463) but incorrect on next (graphql#3044)

Author: JoviDeCroock

src/index.ts

@@ -342,7 +342,13 @@ export type {
   UnionTypeExtensionNode,
   EnumTypeExtensionNode,
   InputObjectTypeExtensionNode,
+  // Schema Coordinates
   SchemaCoordinateNode,
+  TypeCoordinateNode,
+  MemberCoordinateNode,
+  ArgumentCoordinateNode,
+  DirectiveCoordinateNode,
+  DirectiveArgumentCoordinateNode,
 } from './language/index.js';
 
 // Execute GraphQL queries.

src/language/index.ts

@@ -96,7 +96,13 @@ export type {
   UnionTypeExtensionNode,
   EnumTypeExtensionNode,
   InputObjectTypeExtensionNode,
+  // Schema Coordinates
   SchemaCoordinateNode,
+  TypeCoordinateNode,
+  MemberCoordinateNode,
+  ArgumentCoordinateNode,
+  DirectiveCoordinateNode,
+  DirectiveArgumentCoordinateNode,
 } from './ast.js';
 
 export {