WFLY-3879: Remove picketbox-infinispan from /pom.xml

I'm not sure about the other occurrences
connector/pom.xml:                <artifactId>picketbox</artifactId>
ee/pom.xml:            <artifactId>picketbox</artifactId>
jacorb/pom.xml:         <artifactId>picketbox</artifactId>
security/subsystem/pom.xml:             <artifactId>picketbox</artifactId>
security/subsystem/pom.xml:          <artifactId>picketbox-infinispan</artifactId>
web-feature-pack/pom.xml:            <artifactId>picketbox</artifactId>
web-feature-pack/pom.xml:            <artifactId>picketbox-infinispan</artifactId>