Revert "streamline onto one host and aggregate tasks"

This reverts commit d7142dc.

Author: sats-23

kubetest2-tf/data/k8s-ansible/install-k8s-monitoring.yml

@@ -1,6 +1,16 @@
 ---
+- name: Ensure kubernetes.core collection is installed
+  hosts: masters
+  gather_facts: no
+  tasks:
+    - name: Install required Ansible collection
+      ansible.builtin.command:
+        cmd: ansible-galaxy collection install kubernetes.core
+      changed_when: false
+      delegate_to: "{{ groups['masters'][0] }}"
+
 - name: Deploy kube-prometheus-stack to Kubernetes
-  hosts: { groups['masters'][0] }}
+  hosts: masters
   become: yes
   roles:
     - install-monitoring

kubetest2-tf/data/k8s-ansible/roles/install-monitoring/tasks/main.yml

@@ -3,14 +3,6 @@
   ansible.builtin.command: kubectl create namespace {{ helm_namespace }}
   ignore_errors: yes # Ignore error if namespace already exists
 
-- name: Ensure kubernetes.core collection is installed
-  gather_facts: no
-  tasks:
-    - name: Install required Ansible collection
-      ansible.builtin.command:
-        cmd: ansible-galaxy collection install kubernetes.core
-      changed_when: false
-
 - name: Ensure Helm repository is added
   kubernetes.core.helm_repository:
     name: "{{ helm_repo_name }}"