Silicon SR2 Release Approval

Build logs are here :
https://logs.opendaylight.org/releng/vex-yul-odl-jenkins-1/autorelease-release-silicon-mvn35-openjdk11/377/

this distro:

https://nexus.opendaylight.org/content/repositories//autorelease-5155/org/opendaylight/integration/karaf/0.14.2/karaf-0.14.2.zip

this distribution test:
https://jenkins.opendaylight.org/releng/view/autorelease/job/integration-distribution-test-silicon/415/

this mri test:

https://jenkins.opendaylight.org/releng/job/integration-distribution-mri-test-silicon/61/