Merge pull request #1022 from suketa/fix_rubocop_offences_in_test_result_test__column_type

ignore rubocop offences

Author: suketa

test/duckdb_test/result_test.rb

@@ -160,7 +160,9 @@ def test_columns
       assert_instance_of(DuckDB::Column, @result.columns.first)
     end
 
-    def test__column_type
+    def test__column_type # rubocop:disable Metrics/MultipleAssertions, Metrics/AbcSize, Metrics/MethodLength
+      # TODO: deprecate Result#_column_type private method.
+      assert_equal(1, @result.send(:_column_type, 0))
       assert_equal(1, @result.send(:_column_type, 0))
       assert_equal(3, @result.send(:_column_type, 1))
       assert_equal(4, @result.send(:_column_type, 2))