fix(sprint_cleaner): moves back to named parameters

- moves back to names parameters, fixes the call to cleanup function in
cli.rb
- adds test in cli_spec to not raise an argument error
- adds test in sprint_cleaner_spec for when the argument error is raised

spec/unit/cli_spec.rb

@@ -253,4 +253,13 @@
       expect(@cli.send(:board_id, 'MyTrelloBoard')).to eq('53186e8391ef8671265eba9d')
     end
   end
+
+  context 'sprint cleanup' do
+    it 'should not return ArgumentError' do
+      @cli.options = {'board-id' => '1234', 'target-board-id' => '123'}
+      expect do
+        @cli.cleanup_sprint
+      end.not_to raise_error(ArgumentError)
+    end
+  end
 end

spec/unit/scrum/sprint_cleaner_spec.rb

@@ -65,6 +65,12 @@
     end
   end
 
+  context 'with named parameter not given', :focus do
+    it 'should raise ArgumentError' do
+      expect { subject.cleanup('7Zar7bNm', '72tOJsGS', true) }.to raise_error(ArgumentError)
+    end
+  end
+
   context 'given correct burndown-data-xx.yaml' do
     before do
       allow_any_instance_of(BurndownChart).to receive(:update)