Fix rubocop offenses

Author: numbata

lib/grape-swagger/entity/attribute_parser.rb

@@ -75,7 +75,7 @@ def ambiguous_model_type?(type)
 
       def data_type_from(documentation)
         documented_type = documentation[:type]
-        documented_type ||= (documentation[:documentation] && documentation[:documentation][:type])
+        documented_type ||= documentation[:documentation] && documentation[:documentation][:type]
 
         data_type = GrapeSwagger::DocMethods::DataType.call(documented_type)
 

spec/support/shared_contexts/this_api.rb

@@ -36,7 +36,11 @@ class Something < Grape::Entity
           expose :kind3, using: ThisApi::Entities::Kind, documentation: { desc: 'Tertiary kind.' }
           expose :tags, using: ThisApi::Entities::Tag, documentation: { desc: 'Tags.', is_array: true }
           expose :relation, using: ThisApi::Entities::Relation,
-                            documentation: { type: 'ThisApi::Relation', desc: 'A related model.', x: { other: 'stuff' } }
+                            documentation: {
+                              type: 'ThisApi::Relation',
+                              desc: 'A related model.',
+                              x: { other: 'stuff' }
+                            }
           expose :merged_attribute, using: ThisApi::Entities::Nested, merge: true
         end
       end