chore(deps): update dependency diff-cover to v9

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
diff-cover	^8.0.0 -> ^9.0.0

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Release Notes

Bachmann1234/diff-cover (diff-cover)

v9.0.0: 9.0.0

Compare Source

What's Changed

• Add line numbers to Markdown code snippets by @​walles in https://github.com/Bachmann1234/diff_cover/pull/399

Dependency bumps

• Bump pluggy from 1.3.0 to 1.4.0 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/390
• Bump actions/cache from 3 to 4 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/389
• Bump black from 23.12.1 to 24.1.1 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/391
• Bump pylint from 3.0.3 to 3.1.0 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/393
• Bump black from 24.1.1 to 24.2.0 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/392
• Bump black from 24.2.0 to 24.3.0 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/395
• Bump pytest-mock from 3.12.0 to 3.14.0 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/396
• Bump pytest-cov from 4.1.0 to 5.0.0 by @​dependabot in https://github.com/Bachmann1234/diff_cover/pull/397

New Contributors

• @​walles made their first contribution in https://github.com/Bachmann1234/diff_cover/pull/399

Full Changelog: Bachmann1234/diff_cover@v8.0.3...v9.0.0

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[softwarefactory-project-zuul]

Build succeeded.
https://fedora.softwarefactory-project.io/zuul/buildset/8823ec93d25d49fbbd5ce2966f61ab96

✔️ fi-tox-mypy SUCCESS in 5m 22s
✔️ fi-tox-lint SUCCESS in 5m 02s
✔️ fi-tox-format SUCCESS in 4m 49s
✔️ fi-tox-python38 SUCCESS in 9m 09s
✔️ fi-tox-python39 SUCCESS in 9m 10s
✔️ fi-tox-python310 SUCCESS in 9m 08s
✔️ fi-tox-python311 SUCCESS in 8m 35s
✔️ fi-tox-docs SUCCESS in 6m 40s
✔️ fi-tox-bandit SUCCESS in 4m 37s
✔️ fi-tox-diff-cover SUCCESS in 10m 22s