cri-o: redhat.yml - remove package cri-tools (#5444)

There is no cri-tools package in CentOS/EPEL/Red Hat.
Additionally, cri-tools is provided into the installation via
roles/download/defaults/main.yml:104:crictl_download_url.

roles/container-engine/cri-o/vars/redhat.yml

@@ -1,7 +1,6 @@
 ---
 crio_packages:
   - cri-o
-  - cri-tools
   - oci-systemd-hook
 
 crio_service: crio