Update galaxy.yml, make ansible-lint happier

roles/element/meta/main.yml

@@ -1,7 +1,7 @@
 ---
 
 dependencies:
-  - docker
+  - role: docker
   - role: uumas.general.reverse_proxy
     vhost_id: element
     vhost_domains: "{{ element_domains }}"

roles/element/tasks/main.yml

@@ -1,7 +1,7 @@
 ---
 
 - name: Set element published ports variable
-  set_fact: 
+  set_fact:
     element_published_ports: ["127.0.0.1:{{ ports.element_http }}:80"]
   when: reverse_proxy_type != 'traefik'
 
@@ -33,4 +33,3 @@
     content: "{{ element_config }}"
     dest: "{{ element_config_volume.Source }}/config.json"
     mode: '644'
-