Update dependency promise-socket to v5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
promise-socket	devDependencies	major	4.0.1 -> 5.0.0

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Release Notes

dex4er/js-promise-socket

v5.0.0

Compare Source

• Method setTimeout sets an event handler that destroys a socket with
  TimeoutError. The handler is removed if timeout is equal 0.

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[coveralls]

Coverage remained the same at 85.714% when pulling 519e95d on renovate/promise-socket-5.x into 539f154 on master.