Function issues_slash_list_milestones 

pub async fn issues_slash_list_milestones(
    configuration: &Configuration,
    owner: &str,
    repo: &str,
    state: Option<&str>,
    sort: Option<&str>,
    direction: Option<&str>,
    per_page: Option<i32>,
    page: Option<i32>,
) -> Result<Vec<Milestone>, Error<IssuesSlashListMilestonesError>>

Lists milestones for a repository.