Update dependencies

vendor/github.com/aws/smithy-go/endpoints/endpoint.go

@@ -0,0 +1,23 @@
+package transport
+
+import (
+	"net/http"
+	"net/url"
+
+	"github.com/aws/smithy-go"
+)
+
+// Endpoint is the endpoint object returned by Endpoint resolution V2
+type Endpoint struct {
+	// The complete URL minimally specfiying the scheme and host.
+	// May optionally specify the port and base path component.
+	URI url.URL
+
+	// An optional set of headers to be sent using transport layer headers.
+	Headers http.Header
+
+	// A grab-bag property map of endpoint attributes. The
+	// values present here are subject to change, or being add/removed at any
+	// time.
+	Properties smithy.Properties
+}