Increase device detection timeout
Increase device detection timeout

Summary:
Attempt to fix https://fb.workplace.com/groups/1489943347777350/permalink/3388159547955711/

Overview of failures: https://www.internalfb.com/intern/daiquery/workspace/612628209459766/385682425880686/

Seems to have regressed since introducing D24858332 (https://github.com/facebook/flipper/commit/9b4e7e873c8b1b4500bbc22408b9bb7d92335f01), although only a few users are significantly impact, and beyond that it seems mostly one-off errors, which might indicate that the timing is a bit too tight.

Reviewed By: nikoant

Differential Revision: D25121853

fbshipit-source-id: a1b08a1b433c3db1aca3c1e6c6cc29a4c5b50f26

facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper