feat: deprecate unused distros and overall cleanup

This commit removes all the code
that was not used in the previous 2y.
Including rke, cdk, and eks.
There is still more to be cleaned up,
like the libvirt Windows server guests.

.github/workflows/distro_test.yml

@@ -68,7 +68,7 @@ jobs:
                     -v \
                     --user root \
                     -e hypervisor_hosts_spec="[{'host':'hypervisor-01','ansible_host':'nyctea','ssh_hostname':$(hostname)}]" \
-                    -e kubeinit_spec=cdk-libvirt-1-0-1-c \
+                    -e kubeinit_spec=k8s-libvirt-1-0-1-c \
                     -e kubeinit_stop_after_task='task-create-network' \
                     -e kubeinit_libvirt_create_cloud_user=true \
                     -e kubeinit_hosted_deployment=true \

.github/workflows/docs_build.yml

@@ -153,7 +153,7 @@ jobs:
 
           tasktag=task_prepare_cluster
           taskname=$(echo ${tasktag} | tr '_' '-')
-          for distro in cdk eks k8s kid rke; do
+          for distro in k8s kid; do
               ansible-playbook-grapher -t ${tasktag} --skip-tags omit_from_grapher -e kubeinit_cluster_distro=${distro} -e kubeinit_cluster_distro_role=kubeinit_${distro} kubeinit/playbook.yml --include-role-tasks -o docs/src/static/playbook_${distro}_${tasktag} --save-dot-file
               sed -e ':again;$!N;$!b again; s/subgraph "Play #[12]:[^"]*"{[^}]*}//g' -e 's/"Play #3: [^"]*"/"'${taskname}'"/g' -e 's/shape=box/shape=octagon/g' -e 's/#[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]/#000000/g' -e 's/ style=filled / /' docs/src/static/playbook_${distro}_${tasktag}.dot | dot -Tsvg > docs/src/static/playbook_${distro}_${tasktag}.svg
           cat << EOF >> docs/src/playbook_diagrams.rst
@@ -198,7 +198,7 @@ jobs:
 
           tasktag=task_deploy_cluster
           taskname=$(echo ${tasktag} | tr '_' '-')
-          for distro in cdk eks k8s kid rke; do
+          for distro in k8s kid; do
               ansible-playbook-grapher -t ${tasktag} --skip-tags omit_from_grapher -e kubeinit_cluster_distro=${distro} -e kubeinit_cluster_distro_role=kubeinit_${distro} kubeinit/playbook.yml --include-role-tasks -o docs/src/static/playbook_${distro}_${tasktag} --save-dot-file
               sed -e ':again;$!N;$!b again; s/subgraph "Play #[12]:[^"]*"{[^}]*}//g' -e 's/"Play #3: [^"]*"/"'${taskname}'"/g' -e 's/shape=box/shape=octagon/g' -e 's/#[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]/#000000/g' -e 's/ style=filled / /' docs/src/static/playbook_${distro}_${tasktag}.dot | dot -Tsvg > docs/src/static/playbook_${distro}_${tasktag}.svg
           cat << EOF >> docs/src/playbook_diagrams.rst