bots: Move cockpit-podman and starter-kit tests to Fedora 29
bots: Move cockpit-podman and starter-kit tests to Fedora 29

Closes #10744
mvollmer/cockpit,martinpitt/cockpit,cockpituous/cockpit,mvollmer/cockpit,andreasn/cockpit,andreasn/cockpit,cockpit-project/cockpit,andreasn/cockpit,cockpituous/cockpit,cockpituous/cockpit,moraleslazaro/cockpit,garrett/cockpit,moraleslazaro/cockpit,mvollmer/cockpit,andreasn/cockpit,deryni/cockpit,martinpitt/cockpit,martinpitt/cockpit,deryni/cockpit,garrett/cockpit,cockpit-project/cockpit,mvollmer/cockpit,cockpituous/cockpit,deryni/cockpit,moraleslazaro/cockpit,moraleslazaro/cockpit,martinpitt/cockpit,mvollmer/cockpit,andreasn/cockpit,martinpitt/cockpit,deryni/cockpit,cockpituous/cockpit,andreasn/cockpit,moraleslazaro/cockpit,cockpit-project/cockpit,moraleslazaro/cockpit,andreasn/cockpit,deryni/cockpit,cockpituous/cockpit,garrett/cockpit,garrett/cockpit,moraleslazaro/cockpit,garrett/cockpit,cockpit-project/cockpit,cockpit-project/cockpit,deryni/cockpit,deryni/cockpit