remove duplicate schemas

Author: ManAnRuck

src/graphql/schemas/index.js

@@ -1,6 +1,7 @@
 import { fileLoader, mergeTypes } from 'merge-graphql-schemas';
 import path from 'path';
+import _ from 'lodash';
 
-const typesArray = fileLoader(path.join(__dirname, './'));
+const typesArray = _.uniq(fileLoader(path.join(__dirname, './')));
 
 export default mergeTypes(typesArray);