use full resultType with csv download on chart in dashboard (#17431)

(cherry picked from commit 71e3fa1bf3)

superset-frontend/spec/javascripts/dashboard/components/gridComponents/Chart_spec.jsx

@@ -116,7 +116,7 @@ describe('Chart', () => {
     expect(stubbedExportCSV.lastCall.args[0]).toEqual(
       expect.objectContaining({
         formData: expect.anything(),
-        resultType: 'results',
+        resultType: 'full',
         resultFormat: 'csv',
       }),
     );