Modernize and standardize BuildTests Change-Id: I23370ff62780e24cc28ddf717361376e1253dc34 Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.releng/+/190458 Tested-by: Alexander Kurtakov <akurtako@redhat.com> Reviewed-by: Alexander Kurtakov <akurtako@redhat.com>