Introduce useLogger hook

Summary: In the Flipper chrome there is a lot of `logger={logger}` prop drilling. Let's not do that anymore in the future by using a proper hook, which is exposed from `flipper-plugin`.

Reviewed By: passy

Differential Revision: D25421304

fbshipit-source-id: 01ec8563c67f7e2fac359c2f8216eba722bff8d9

desktop/flipper-plugin/src/__tests__/api.node.tsx

@@ -38,6 +38,7 @@ test('Correct top level API exposed', () => {
       "sleep",
       "styled",
       "theme",
+      "useLogger",
       "usePlugin",
       "useTrackedCallback",
       "useValue",
@@ -57,9 +58,12 @@ test('Correct top level API exposed', () => {
       "Draft",
       "FlipperLib",
       "LogLevel",
+      "LogTypes",
+      "Logger",
       "MenuEntry",
       "NormalizedMenuEntry",
       "PluginClient",
+      "TrackType",
     ]
   `);
 });