Bump pitest-maven from 1.4.7 to 1.4.8

Bumps [pitest-maven](https://github.com/hcoles/pitest) from 1.4.7 to 1.4.8.
- [Release notes](https://github.com/hcoles/pitest/releases)
- [Commits](hcoles/pitest@pitest-parent-1.4.7...pitest-parent-1.4.8)

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

pom.xml

@@ -30,7 +30,7 @@
         <version.maven-shade-plugin>3.2.1</version.maven-shade-plugin>
         <version.maven-site-plugin>3.7.1</version.maven-site-plugin>
         <version.maven-surefire-report-plugin>2.22.2</version.maven-surefire-report-plugin>
-        <version.pitest-maven>1.4.7</version.pitest-maven>
+        <version.pitest-maven>1.4.8</version.pitest-maven>
 	</properties>
 	<issueManagement>
 		<url>https://github.com/c-rack/bcd4j/issues</url>