salt dependency between sibling states

sibling_dependency.yaml

resource_available:
  health_check.wait_for_url:
    - timeout: 10 #this is in seconds
    - url: {{ pillar['resource_url'] }}    

version_file:
  file.managed:
    - name: {{ pillar['filename'] }}
    - user: {{ pillar['username'] }}
    - group: {{ pillar['group'] }}
    - mode: {{ pillar['mode'] }}
    - makedirs: True
    - contents: |
        version: some version
        hash: some hash
    - require:
      - pkg: resource_available