feat: [SQLLAB] add checkbox to control autocomplete (#9338)

* [SQLLAB] add checkbox to control autocomplete

* autocomplete -> autocompleteEnabled

* fix defaultProps

* fix spec

superset-frontend/spec/javascripts/sqllab/SqlEditor_spec.jsx

@@ -18,6 +18,7 @@
  */
 import React from 'react';
 import { shallow } from 'enzyme';
+import { Checkbox } from 'react-bootstrap';
 
 import { defaultQueryEditor, initialState, queries, table } from './fixtures';
 import {
@@ -105,4 +106,13 @@ describe('SqlEditor', () => {
       queryEditor.queryLimit,
     );
   });
+  it('allows toggling autocomplete', () => {
+    const wrapper = shallow(<SqlEditor {...mockedProps} />);
+    expect(wrapper.find(AceEditorWrapper).props().autocomplete).toBe(true);
+    wrapper
+      .find(Checkbox)
+      .props()
+      .onChange();
+    expect(wrapper.find(AceEditorWrapper).props().autocomplete).toBe(false);
+  });
 });