Update CentOS yum repo to use vault url

ansible/roles/fix_centos_repo/tasks/main.yaml

+---
+- name: Remove mirrorlist from CentOS repo files
+  ansible.builtin.replace:
+    path: "{{ item }}"
+    regexp: '^mirrorlist'
+    replace: '#mirrorlist'
+    backup: yes
+  with_fileglob: '/etc/yum.repos.d/CentOS-*.repo'
+
+- name: Use vault baseurl to CentOS repo files
+  ansible.builtin.replace:
+    path: "{{ item }}"
+    regexp: '^#baseurl=http://mirror.centos.org'
+    replace: 'baseurl=http://vault.centos.org'
+    backup: yes
+  with_fileglob: '/etc/yum.repos.d/CentOS-*.repo'