Update vendors

vendor/github.com/derekparker/delve/service/config.go

@@ -25,4 +25,16 @@ type Config struct {
 	AcceptMulti bool
 	// APIVersion selects which version of the API to serve (default: 1).
 	APIVersion int
+
+	// CoreFile specifies the path to the core dump to open.
+	CoreFile string
+
+	// Selects server backend.
+	Backend string
+
+	// Foreground lets target process access stdin.
+	Foreground bool
+
+	// DisconnectChan will be closed by the server when the client disconnects
+	DisconnectChan chan<- struct{}
 }