chore: Remove unused CodeModal (#11972)

* Transform code modal to tsx

* Fix

* Fix

* Remove unused modal

Co-authored-by: Victor Malai <victormalai@Victors-MacBook-Pro.local>

superset-frontend/spec/javascripts/dashboard/components/CodeModal_spec.jsx

@@ -1,39 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-import React from 'react';
-import { mount } from 'enzyme';
-import { supersetTheme, ThemeProvider } from '@superset-ui/core';
-
-import CodeModal from 'src/dashboard/components/CodeModal';
-
-describe('CodeModal', () => {
-  const mockedProps = {
-    triggerNode: <i className="fa fa-edit" />,
-  };
-  it('is valid', () => {
-    expect(React.isValidElement(<CodeModal {...mockedProps} />)).toBe(true);
-  });
-  it('renders the trigger node', () => {
-    const wrapper = mount(<CodeModal {...mockedProps} />, {
-      wrappingComponent: ThemeProvider,
-      wrappingComponentProps: { theme: supersetTheme },
-    });
-    expect(wrapper.find('.fa-edit')).toExist();
-  });
-});