build(deps-dev): bump sinon from 7.5.0 to 8.0.4

[dependabot-preview[bot]]

Bumps sinon from 7.5.0 to 8.0.4.

Changelog

Sourced from sinon's changelog.

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.

• Upgrade nise, @sinonjs/formatio, @sinonjs/samsam and @sinonjs/referee
• Update lolex and nise to get new async timer methods (see https://github.com/sinonjs/lolex/blob/master/CHANGELOG.md)
• Remove sinon.spyCall
• Remove sinon.sandbox.create
• Remove obsolete deprecated.printWarning stubbing from test

Commits

• a366e7b 8.0.4
• 97c6a96 Update CHANGELOG.md and AUTHORS for new release
• df530c7 Merge branch 'master' of github.com:sinonjs/sinon
• b89b011 Merge pull request #2193 from fatso83/sandbox-restore-spies
• 999e148 Update docs/changelog.md and set new release id in docs/_config.yml
• f77edbd Add release documentation for v8.0.3
• 8b55dea 8.0.3
• e2df1c5 Update CHANGELOG.md and AUTHORS for new release
• eea3551 Merge pull request #2186 from sinonjs/move-printf-to-proxy
• 8979784 Remove misleading 'own' from exception message
• Additional commits viewable in compare view

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[dependabot-preview[bot]]

Superseded by #36.