Delete a specific dashboard.

def _delete(url, profile):
    '''Delete a specific dashboard.'''
    request_url = "{0}/api/dashboards/{1}".format(profile.get('grafana_url'),
                                                  url)
    response = requests.delete(
        request_url,
        headers={
            "Accept": "application/json",
            "Authorization": "Bearer {0}".format(profile.get('grafana_token'))
        },
        timeout=profile.get('grafana_timeout'),
    )
    data = response.json()
    return data