Update templates to handle ConnectionFromMongoCursor breaking change

[sibelius]

https://github.com/entria/graphql-dataloader-boilerplate/pull/42

before

import ConnectionFromMongoCursor from '../connection/ConnectionFromMongoCursor';

return ConnectionFromMongoCursor.connectionFromMongoCursor(context, users, args, User.load);

after

import connectionFromMongoCursor from './ConnectionFromMongoCursor';

return connectionFromMongoCursor({
      cursor: users,
      context,
      args,
      loader: User.load,
    });