Replace hardcoded /home/zuul paths in kustomize_deploy & ci_gen_kustomize_values

Replace hardcoded /home/zuul/ paths with ansible_user_dir variable
in kustomize_deploy & ci_gen_kustomize_values role to support different
user environments and improve consistency with configurable user
variables pattern.

Author: bshewale

roles/ci_gen_kustomize_values/molecule/default/prepare.yml

@@ -20,7 +20,7 @@
   vars:
     cifmw_ci_gen_kustomize_values_src_dir: >-
       {{
-        (lookup('env', 'HOME', '/home/zuul'),
+        (lookup('env', 'HOME'),
          'ci-framework-data',
          'artifacts', 'ci_k8s_snippets') | path_join
       }}
@@ -47,5 +47,6 @@
 
 - name: Download tools for later testing and validations
   ansible.builtin.import_playbook: >-
-    {{ ('/home/zuul/src/github.com/openstack-k8s-operators',
+    {{ (lookup('env', 'HOME'),
+        'src/github.com/openstack-k8s-operators',
         'install_yamls/devsetup/download_tools.yaml') | path_join }}

roles/kustomize_deploy/tasks/cleanup.yml

@@ -50,8 +50,8 @@
       - "{{ cifmw_kustomize_deploy_kustomizations_dest_dir }}/openstack.yaml"
       - "{{ cifmw_kustomize_deploy_olm_dest_file }}"
     _external_dns_crs:
-      - /home/zuul/ci-framework-data/artifacts/manifests/cifmw_external_dns/ceph-local-dns.yml
-      - /home/zuul/ci-framework-data/artifacts/manifests/cifmw_external_dns/ceph-local-cert.yml
+      - "{{ ansible_user_dir }}/ci-framework-data/artifacts/manifests/cifmw_external_dns/ceph-local-dns.yml"
+      - "{{ ansible_user_dir }}/ci-framework-data/artifacts/manifests/cifmw_external_dns/ceph-local-cert.yml"
   register: _cifmw_kustomize_files
   ansible.builtin.set_fact:
     cifmw_kustomize_deploy_crs_to_delete: >-