Update dependency zipp to v3.7.0

This MR contains the following updates:

Package	Type	Update	Change
zipp	ironbank-pypi	minor	3.4.1 -> 3.7.0

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Release Notes

jaraco/zipp

v3.7.0

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Require Python 3.7 or later.

v3.6.0

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#​78: Only Path is exposed in the public API.

v3.5.1

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#​77: Remove news file intended only for CPython.

v3.5.0

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#​74 and bpo-44095: Added .suffix, .suffixes, and .stem properties.

v3.4.2

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Refresh package metadata.

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