Upgrade global-jjb to v0.42.1-16-g49914d6

This pulls in a repair to tox-install.sh to configure python version
in jobs including dcaegen2-platform-configbinding-tox-sonar and
dcaegen2-platform-configbinding-tox-verify-master that require python3.

Signed-off-by: Lott, Christopher (cl778h) <cl778h@att.com>
Issue-ID: DCAEGEN2-1729
Change-Id: I4310f47aaaab3cfb08b1326e8ee132c187e00e46
1 file changed