CI: Migrate jobs from v2-highcpu-* flavors to v3

v3 flavors guarantees jobs spin on newer hardware that
are faster and cost-efficient than the v2 flavors.

Change-Id: I882398dcf07bc0893f09deeae18eaec04be17718
Issue-ID: CIMAN-33
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
1 file changed