update pipeline to include upgrade-tests job for bosh group
update pipeline to include upgrade-tests job for bosh group

[#139966553] (https://www.pivotaltracker.com/story/show/139966553)

Signed-off-by: Jamil Shamy <1a6c312d8b7ebde5d54d0b4f1a4353b7c149e3bf@pivotal.io>

barthy1/bosh,barthy1/bosh,barthy1/bosh,barthy1/bosh