feat: update group_vars to have variable for centos_repos and update the...

feat: update group_vars to have variable for centos_repos and update the related ansible playbook to pull from that variable

ansible/group_vars/all

@@ -89,3 +89,6 @@
   node_exporter_user: node_exporter
   node_exporter_group: node_exporter
   node_exporter_port: 9100
+
+# CentOS Repo
+  centos_base_url: "http://vault.centos.org"

ansible/roles/fix_centos_repo/tasks/main.yaml

@@ -15,6 +15,6 @@
   ansible.builtin.replace:
     path: "{{ item }}"
     regexp: '^#baseurl=http://mirror.centos.org'
-    replace: 'baseurl=http://vault.centos.org'
+    replace: 'baseurl={{ centos_base_url }}'
     backup: yes
   with_items: "{{ repo_files.stdout_lines }}"