feat!: template all ansible dir and rename template to bootstrap (#847)

bootstrap/templates/ansible/inventory/group_vars/kubernetes/supplemental.yaml.j2

@@ -0,0 +1,8 @@
+---
+timezone: "{{ bootstrap_timezone }}"
+github_username: "{{ bootstrap_github_username }}"
+coredns_addr: "{{ bootstrap_coredns_addr }}"
+kube_vip_addr: "{{ bootstrap_kube_vip_addr }}"
+cluster_cidr: "{{ bootstrap_cluster_cidr }}"
+service_cidr: "{{ bootstrap_service_cidr }}"
+node_cidr: "{{ bootstrap_node_cidr }}"