Remove Kitchen rake tasks
Remove Kitchen rake tasks

Signed-off-by: Stephan Linz <0c883f969082385953c36ae90fd905b7f154694b@li-pro.net>

lipro-cookbooks/test-helper,lipro-cookbooks/test-helper,rexut/lpn-cookbooks-test-helper,rexut/lpn-cookbooks-test-helper