Adding new tests, so we have two upgrade paths now:

In all-x/versions-steps-x.yaml
v0.80.4 -> v0.80.5 -> v0.80.6 -> v0.80.7 -> -x (branch to be tested)

and
in all/versions-steps.yaml
v0.80.4 -> v0.80.5 -> v0.80.6 -> firefly (v0.80.7 latest)

Signed-off-by: Yuri Weinstein <yuri.weinstein@inktank.com>
Fixed typos

Signed-off-by: Yuri Weinstein <yuri.weinstein@inktank.com>