Upgrade pitest-maven-plugin 1.11.7 -> 1.12.0

[Picnic-Bot]

This PR contains the following updates:

Package	Type	Update	Change
org.pitest:pitest-maven (source)	build	minor	1.11.7 -> 1.12.0

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Release Notes

hcoles/pitest

v1.12.0

Compare Source

• #​1186 New extensions points

Adds new extension points to allow pluging to make changes in the environment in which tests are run.

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• If you want to rebase/retry this PR, check this box

[Picnic-Bot]

Suggested commit message:

Upgrade pitest-maven-plugin 1.11.7 -> 1.12.0 (#567)

See:
- https://github.com/hcoles/pitest/releases/tag/1.12.0
- https://github.com/hcoles/pitest/compare/1.11.7...1.12.0

[github-actions]

Looks good. No mutations were possible for these changes.
Mutation testing report by Pitest. Review any surviving mutants by inspecting the line comments under Files changed.

[github-actions]

Looks good. No mutations were possible for these changes.
Mutation testing report by Pitest. Review any surviving mutants by inspecting the line comments under Files changed.

[Stephan202]

No output changes.