chore(deps): update dependency mock to v5.1.0

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mock (source)	==5.0.2 -> ==5.1.0

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Release Notes

testing-cabal/mock (mock)

v5.1.0

Compare Source

• bpo-44185: :func:unittest.mock.mock_open will call the :func:close
  method of the file handle mock when it is exiting from the context
  manager. Patch by Samet Yaslan.

• gh-94924: :func:unittest.mock.create_autospec now properly returns
  coroutine functions compatible with :func:inspect.iscoroutinefunction

• bpo-17013: Add ThreadingMock to :mod:unittest.mock that can be used
  to create Mock objects that can wait until they are called. Patch by
  Karthikeyan Singaravelan and Mario Corchero.

• bpo-41768: :mod:unittest.mock speccing no longer calls class properties.
  Patch by Melanie Witt.

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