Bump org.pitest:pitest-maven from 1.15.8 to 1.16.0

Bumps [org.pitest:pitest-maven](https://github.com/hcoles/pitest) from 1.15.8 to 1.16.0.
- [Release notes](https://github.com/hcoles/pitest/releases)
- [Commits](hcoles/pitest@1.15.8...1.16.0)

---
updated-dependencies:
- dependency-name: org.pitest:pitest-maven
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -99,7 +99,7 @@
  <spotbugs-maven-plugin.version>4.8.3.1</spotbugs-maven-plugin.version>
  <findsecbugs-plugin.version>1.13.0</findsecbugs-plugin.version>
  <jacoco-maven-plugin.version>0.8.12</jacoco-maven-plugin.version>
- <maven-pitest-plugin.version>1.15.8</maven-pitest-plugin.version>
+ <maven-pitest-plugin.version>1.16.0</maven-pitest-plugin.version>
  <pitest-junit5-plugin.version>1.2.1</pitest-junit5-plugin.version>
  <error-prone.version>2.26.1</error-prone.version>
  <nullaway.version>0.10.25</nullaway.version>