fix: iterate through vault_service_files list properly by only using the keys...

fix: iterate through vault_service_files list properly by only using the keys and not their values, thus making it a list

handlers/main.yml

 ---
 # https://docs.ansible.com/ansible/latest/collections/ansible/builtin/systemd_module.html
 - name: systemctl daemon-reload
-  systemd:
+  ansible.builtin.systemd:
     daemon-reload: "yes"
 
 - name: enable systemd-units
-  command: "systemctl enable /etc/systemd/user/{{ item.key }}.service"
-  loop: "{{ vault_service_files }}"
+  ansible.builtin.command: "systemctl enable /etc/systemd/user/{{ item }}.service"
+  loop: "{{ vault_service_files.keys() | list }}"
 
 # https://docs.ansible.com/ansible/latest/collections/ansible/builtin/systemd_module.html
 - name: restart repairtools
-  systemd:
+  ansible.builtin.systemd:
     name: "{{ item }}.service"
     state: restarted
-  loop: "{{ vault_service_files }}"
+  loop: "{{ vault_service_files.keys() | list }}"