feat(world-map): support color by metric or country column (#19881)

* feat(world-map): support color by metric or country column

* fix lint

* Update superset-frontend/packages/superset-ui-chart-controls/src/shared-controls/components/RadioButtonControl.tsx

Co-authored-by: Evan Rusackas <evan@preset.io>

* Update superset-frontend/plugins/legacy-plugin-chart-world-map/src/controlPanel.ts

Co-authored-by: Evan Rusackas <evan@preset.io>

* Update superset-frontend/plugins/legacy-plugin-chart-world-map/src/controlPanel.ts

Co-authored-by: Evan Rusackas <evan@preset.io>

* fix lint

Co-authored-by: Evan Rusackas <evan@preset.io>

superset-frontend/plugins/legacy-plugin-chart-world-map/src/utils.ts

@@ -0,0 +1,23 @@
+/**
+ * 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.
+ */
+
+export enum ColorBy {
+  metric = 'metric',
+  country = 'country',
+}