Update error message to use `are` since `manifests` is plural
@@ -25,7 +25,7 @@ type Error string
func (e Error) Error() string { return string(e) }
-const NoManifest = Error("one or more Kubernetes manifests is required to run skaffold")
+const NoManifest = Error("one or more Kubernetes manifests are required to run skaffold")
// Initializer detects a deployment type and is able to extract image names from it
type Initializer interface {
