Add more telemetry events

Summary:
Added more telemetry events for the following events

- Time taken for each plugin to fetch meta data
- Overall time taken for fetching all meta data
- Overall time taken for serializing plugins
- Time taken to serialize individual plugins with overridden serializer and deserializer methods

Reviewed By: passy

Differential Revision: D18349588

fbshipit-source-id: 2b3a6b663a9df4da45580fc0be5651a27ca4093d

src/utils/__tests__/exportData.electron.tsx

@@ -7,6 +7,12 @@
  * @format
  */
 
+try {
+  jest.mock('../../fb/Logger');
+} catch (e) {
+  jest.mock('../../fb-stubs/Logger');
+}
+
 import {default as BaseDevice} from '../../devices/BaseDevice';
 import {default as ArchivedDevice} from '../../devices/ArchivedDevice';
 import {processStore} from '../exportData';