message: fix import methods w/o arguments
diff: @@ -78,7 +78,7 @@ type {{type}}{{#interfaces.length}} implements{{#interfaces}} {{type}}{{^last}}
  {{comment}}
  """
  {{/comment}}
  - {{name}}(
  + {{name}}{{#arguments.length}}(
  {{#arguments}}{{#comment}}
  """
  {{comment}}
  @@ -86,7 +86,7 @@ type {{type}}{{#interfaces.length}} implements{{#interfaces}} {{type}}{{^last}}
  {{/comment}}
  {{name}}: {{toGraphQLType}}
  {{/arguments}}
  - ): {{#return}}{{toGraphQLType}}{{/return}}
  + ){{/arguments.length}}: {{#return}}{{toGraphQLType}}{{/return}}
  {{^last}}
  {{/last}}
  