Bootstrap integration tests

[jonesbusy]

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[jonesbusy]

When running with mvn clean install

[INFO] --- failsafe:3.5.2:integration-test (integration-tests) @ plugin-modernizer-cli ---
[INFO] Using auto detected provider org.apache.maven.surefire.junitplatform.JUnitPlatformProvider
[WARNING] Exception for '/home/vald/.m2/repository/ch/qos/logback/logback-core/1.5.12/logback-core-1.5.12.jar'.
java.lang.IllegalStateException: Module 'ch.qos.logback.core' is already on the module path!
    at org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths (LocationManager.java:267)

When running with mvn failsafe:integration-test

[INFO] Running io.jenkins.tools.pluginmodernizer.cli.CommandLineITCase
[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.938 s -- in io.jenkins.tools.pluginmodernizer.cli.CommandLineITCase
[INFO] 
[INFO] Results:
[INFO]
[INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0