[jar] gracefully handle jars bundled with jdk

[prabhu]

Currently these results in some warnings.

https://github.com/CycloneDX/cdxgen/actions/runs/11243996010/job/31261144612#step:9:112

Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/share/java/java-atk-wrapper.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/share/ca-certificates-java/ca-certificates-java.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/management-agent.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/charsets.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/security/local_policy.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/security/US_export_policy.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/localedata.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/jaccess.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/icedtea-sound.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/dnsns.jar
Unable to extract the component information from /tmp/docker-images-yL2Yuh/all-layers/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/cldrdata.jar
total 320