prow/github/helpers.go
func HasLabel(label string, issueLabels []Label) bool {
	for _, l := range issueLabels {
		if strings.ToLower(l.Name) == strings.ToLower(label) {
			return true
		}
	}
	return false
}
func HasLabel(label string, issueLabels []Label) bool {
	for _, l := range issueLabels {
		if strings.ToLower(l.Name) == strings.ToLower(label) {
			return true
		}
	}
	return false
}
// HasLabel checks if label is in the label set "issueLabels".