Remove cchh image.
Remove cchh image.

We had added this image while the changes in
https://github.com/draios/falco/pull/177 made it to everyone. This is in
a release now, so we'll remove it from the rule set.

draios/falco,draios/falco,draios/falco,draios/falco,draios/falco,draios/falco,draios/falco,draios/falco