feature(longevityPipeline): add update_db_packages parameter for testing scylla-debug package
feature(longevityPipeline): add update_db_packages parameter for testing scylla-debug package

scylla-debug package(rpm/deb) is promoted to relocatable directory on
S3, there is no dependent repo for it.

We have to use update_db_pacakges interface in longevity to replace
installed scylla in AMI.

New job:
https://jenkins.scylladb.com/job/scylla-master/job/longevity/job/scylla-debug-longevity-10gb-3h-test/

Signed-off-by: Amos Kong <eb01d8f828a6c9a20be4534e72e049aaf41503df@scylladb.com>

scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests,scylladb/scylla-cluster-tests,scylladb/scylla-longevity-tests,scylladb/scylla-cluster-tests,scylladb/scylla-longevity-tests,scylladb/scylla-longevity-tests,scylladb/scylla-cluster-tests