Automatic merge from submit-queue Fixed permissions on namespace actions closes **What this PR does / why we need it**: the newly introduced namespace-* actions are failing proof. Setting them as +x resolves proof errors emitting from `charm proof` **Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes https://github.com/juju-solutions/bundle-canonical-kubernetes/issues/273 **Special notes for your reviewer**: **Release note**: ```release-note NONE ```