Upgrade pitest-maven-plugin 1.11.4 -> 1.11.5 (#534)

While there, fix `run-mutation-tests.sh` for compatibility with Surefire 3.0.0.

See:
- https://github.com/hcoles/pitest/releases/tag/1.11.5
- https://github.com/hcoles/pitest/compare/1.11.4...1.11.5

pom.xml

@@ -1270,7 +1270,7 @@
                 <plugin>
                     <groupId>org.pitest</groupId>
                     <artifactId>pitest-maven</artifactId>
-                    <version>1.11.4</version>
+                    <version>1.11.5</version>
                     <configuration>
                         <excludedClasses>
                             <!-- AutoValue generated classes. -->

run-mutation-tests.sh

@@ -16,6 +16,6 @@ targetTests=${1:-*}
 mvn clean test pitest:mutationCoverage \
   -DargLine.xmx=2048m \
   -Dverification.skip \
-  -DfailIfNoTests=false \
+  -Dsurefire.failIfNoSpecifiedTests=false \
   -Dtest="${targetTests}" \
   -DtargetTests="${targetTests}"