fix typo

types/index.ts

@@ -1,3 +1,3 @@
-export * as GraphqkServerTypes from "./graphql_server_types.ts";
+export * as GraphqlServerTypes from "./graphql_server_types.ts";
 export * as MestgpsMongoInterface from "./mestgps_mongo_interface.ts";
 export * as ServerTypes from "./server_types.ts";