chore: type src/logger (#10815)

superset-frontend/src/logger/LogUtils.ts

@@ -59,7 +59,7 @@ export const LOG_EVENT_TYPE_USER = new Set([
 ]);
 
 export const Logger = {
-  // note that this returns ms since page load, NOT ms since epoc
+  // note that this returns ms since page load, NOT ms since epoch
   getTimestamp() {
     return Math.round(window.performance.now());
   },

superset-frontend/src/logger/actions/index.ts

@@ -16,10 +16,12 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import { Dispatch } from 'react-redux';
+
 export const LOG_EVENT = 'LOG_EVENT';
 
-export function logEvent(eventName, eventData) {
-  return dispatch =>
+export function logEvent(eventName: string, eventData: Record<string, any>) {
+  return (dispatch: Dispatch<never>) =>
     dispatch({
       type: LOG_EVENT,
       payload: {