chore(deps-dev): bump sinon from 7.5.0 to 9.0.1

[dependabot-preview[bot]]

Bumps sinon from 7.5.0 to 9.0.1.

Changelog

Sourced from sinon's changelog.

9.0.1 / 2020-03-10

• Fix #2226: restore props defined on prototype chain by deleting

9.0.0 / 2020-02-19

• Ignore errors on thisValue property accesses (#2216)
• Add firstArg to spy calls and fakes. (#2150)
• Drop Node 8 support

8.1.1 / 2020-01-22

• Fundraiser for better docs: https://www.gofundme.com/f/sinon-docs

8.1.0 / 2020-01-16

• Support negative indices in getCall (#2199)

8.0.4 / 2020-01-06

• Remove misleading 'own' from exception message

8.0.3 / 2020-01-06

• Move .printf to proxy

8.0.2 / 2019-12-30

• Upgrade @sinonjs/samsam to latest
• Upgrade nise to 3.0.1

8.0.1 / 2019-12-23

• Force upgrade @sinonjs/commons (#2181)
• Update docs/changelog.md and set new release id in docs/_config.yml
• Add release documentation for v8.0.0

8.0.0 / 2019-12-22

The major release is caused by removing old mistakes and upgrading dependencies that themselves have had new major releases.

... (truncated)

Commits

• 0fe75bf 9.0.1
• e24b7e7 Update CHANGELOG.md and AUTHORS for new release
• 00b40a6 Upgrade @sinonjs/samsam to latest
• decaec6 Upgrade @sinonjs/formatio to latest
• 775e53b Merge pull request #2237 from fatso83/issue-2226
• 92dc087 Remove needless intermediary
• 25311e4 Simplify sandbox fix by reusing the fix for stubs
• 1fe433e [fix] stubs restore prototype props correctly
• 3031027 Add custom prop isOwn to descriptor
• 49abbad Rename util
• Additional commits viewable in compare view

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[dependabot-preview[bot]]

Superseded by #453.