fix review issues

Author: pmuellr

x-pack/plugins/event_log/server/es/context.mock.ts

@@ -17,7 +17,7 @@ const createContextMock = () => {
     logger: loggingSystemMock.createLogger(),
     esNames: namesMock.create(),
     initialize: jest.fn(),
-    waitTillReady: jest.fn(async () => Promise.resolve(true)),
+    waitTillReady: jest.fn(async () => true),
     esAdapter: clusterClientAdapterMock.create(),
     initialized: true,
   };

x-pack/plugins/event_log/server/event_logger.test.ts

@@ -52,7 +52,7 @@ describe('EventLogger', () => {
     eventLogger = service.getLogger({
       event: { provider: 'test-provider', action: 'test-action-1' },
     });
-    esContext.waitTillReady.mockImplementation(async () => Promise.resolve(false));
+    esContext.waitTillReady.mockImplementation(async () => false);
 
     eventLogger.logEvent({});
     await waitForLogEvent(systemLogger);