Redirect helm false warnings to logs
Helm fails when detecting arch if qemu.
time="2020-09-17T16:25:15Z" level=error msg="failure getting variant" error="getCPUInfo for pattern: Cpu architecture: not found"
https://build.opnfv.org/ci/job/functest-kubernetes-opnfv-functest-kubernetes-cnf-arm64-latest-helm_vims-run/1/console
Change-Id: Ida37062a780f9e2acf60035bf2d41fb8fbb61173
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
(cherry picked from commit
aed4dd8a97dbfcb9d0558f2df8f8ef8696f2c421)