Ignore codecov upload failures in CI.
Ignore codecov upload failures in CI.

Signed-off-by: Daniel Nephin <6347c07ae509164cffebfb1e2a0d6ed64958db19@docker.com>

dnephin/cli,ashfall/cli,dnephin/cli,thaJeztah/cli,ashfall/cli,cpuguy83/cli,thaJeztah/cli,redpanda/cli,Zebrilee/cli,allencloud/cli,allencloud/cli,docker/cli,Zebrilee/cli,cpuguy83/cli,redpanda/cli,docker/cli