fix typo

Author: jbat

lib/superset/chart/bulk_delete.rb

@@ -16,7 +16,7 @@ def initialize(chart_ids: [])
 
       def perform
         raise InvalidParameterError, "chart_ids array of integers expected" unless chart_ids.is_a?(Array)
-        raise InvalidParameterError, "chart_ids array must contin Integer only values" unless chart_ids.all? { |item| item.is_a?(Integer) }
+        raise InvalidParameterError, "chart_ids array must contain Integer only values" unless chart_ids.all? { |item| item.is_a?(Integer) }
 
         logger.info("Attempting to delete charts with id: #{chart_ids.join(', ')}")
         response

spec/superset/chart/bulk_delete_spec.rb

@@ -20,7 +20,7 @@
       let(:chart_ids) { [1, 'string'] }
 
       it 'raises an error' do
-        expect { subject.perform }.to raise_error(Superset::Request::InvalidParameterError, "chart_ids array must contin Integer only values")
+        expect { subject.perform }.to raise_error(Superset::Request::InvalidParameterError, "chart_ids array must contain Integer only values")
       end
     end