So that classes are not discovered in a shaded jar.

Add package-info.java with @Vetoed.
We cannot add package-info as we need InvocationMonitor to be registered as a bean (via ProbeExtension#beforeBeanDicovery).
Therefore we have two options:

• Use VetoedSuppressedAnnotatedType
• Veto classes separately within ProbeExtension#processAnnotatedTypes