Re-enable reconnection failed invocation validation test.

[NTaylorMullen]

• Relaxed the maxRetries and retryIntervalMilliseconds parameters to enable the test to complete quicker. Couldn't reproduce a failure even as the test is originally on my own Mac.

#12578

[pranavkm]

As long as it works?

[mkArtakMSFT]

As @pranavkm said, merge if it succeeds.

[rynowak]

    ● DefaultReconnectionHandler › invokes failed if reconnect fails
  
      expect(jest.fn()).toHaveBeenCalledTimes(3)
  
      Expected mock function to have been called three times, but it was called two times.
  
        74 |     expect(testDisplay.show).toHaveBeenCalled();
        75 |     expect(testDisplay.failed).toHaveBeenCalled();
      > 76 |     expect(reconnect).toHaveBeenCalledTimes(3);
           |                       ^
        77 |   });
        78 | });
        79 | 
  
        at Object.<anonymous> (tests/DefaultReconnectionHandler.test.ts:76:23)
        at step (tests/DefaultReconnectionHandler.test.ts:32:23)
        at Object.next (tests/DefaultReconnectionHandler.test.ts:13:53)
        at fulfilled (tests/DefaultReconnectionHandler.test.ts:4:58)
  

[rynowak]

Seems relevant?