Refactor playbook_microk8s.yml and ansible-apply.yaml

Simplify playbook_microk8s.yml by removing duplicate lines and whitespace changes.
Update ansible-apply.yaml to include a scheduled job for Terraform Apply.

.github/workflows/terraform-iac-apply.yaml

@@ -1,6 +1,8 @@
 name: Terraform Apply
 
 on:
+  schedule:
+    - cron: "0 1 * * 0"
   push:
     branches:
       - main