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.

Issue-ID: CIMAN-33
Change-Id: I38722ff3586dfdbc9eacb359e9e045d2d4c2dbf3
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
1 file changed