Refactor authentication description message (#4179)

resolves #4173

Signed-off-by: Su <szhongna@amazon.com>

Author: zhongnansu

src/plugins/data_source_management/public/components/create_data_source_wizard/components/create_form/create_data_source_form.tsx

@@ -584,7 +584,7 @@ export class CreateDataSourceForm extends React.Component<
               <EuiText>
                 <FormattedMessage
                   id="dataSourcesManagement.createDataSource.authenticationMethodDescription"
-                  defaultMessage="Provide authentication details require to gain access to the endpoint. If no authentication is required, choose "
+                  defaultMessage="Enter the authentication details to access the endpoint. If no authentication is required, select "
                 />
                 <b>
                   <FormattedMessage