build(deps): bump github.com/godbus/dbus/v5 from 5.0.5 to 5.0.6

Bumps [github.com/godbus/dbus/v5](https://github.com/godbus/dbus) from 5.0.5 to 5.0.6.
- [Release notes](https://github.com/godbus/dbus/releases)
- [Commits](https://github.com/godbus/dbus/compare/v5.0.5...v5.0.6)

---
updated-dependencies:
- dependency-name: github.com/godbus/dbus/v5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/godbus/dbus/v5/auth.go

@@ -53,7 +53,7 @@ type Auth interface {
 // bus. Auth must not be called on shared connections.
 func (conn *Conn) Auth(methods []Auth) error {
 	if methods == nil {
-		uid := strconv.Itoa(os.Getuid())
+		uid := strconv.Itoa(os.Geteuid())
 		methods = []Auth{AuthExternal(uid), AuthCookieSha1(uid, getHomeDir())}
 	}
 	in := bufio.NewReader(conn.transport)

vendor/github.com/godbus/dbus/v5/conn.go

@@ -73,7 +73,7 @@ func SessionBus() (conn *Conn, err error) {
 	return
 }
 
-func getSessionBusAddress() (string, error) {
+func getSessionBusAddress(autolaunch bool) (string, error) {
 	if address := os.Getenv("DBUS_SESSION_BUS_ADDRESS"); address != "" && address != "autolaunch:" {
 		return address, nil
 
@@ -81,12 +81,26 @@ func getSessionBusAddress() (string, error) {
 		os.Setenv("DBUS_SESSION_BUS_ADDRESS", address)
 		return address, nil
 	}
+	if !autolaunch {
+		return "", errors.New("dbus: couldn't determine address of session bus")
+	}
 	return getSessionBusPlatformAddress()
 }
 
 // SessionBusPrivate returns a new private connection to the session bus.
 func SessionBusPrivate(opts ...ConnOption) (*Conn, error) {
-	address, err := getSessionBusAddress()
+	address, err := getSessionBusAddress(true)
+	if err != nil {
+		return nil, err
+	}
+
+	return Dial(address, opts...)
+}
+
+// SessionBusPrivate returns a new private connection to the session bus.  If
+// the session bus is not already open, do not attempt to launch it.
+func SessionBusPrivateNoAutoStartup(opts ...ConnOption) (*Conn, error) {
+	address, err := getSessionBusAddress(false)
 	if err != nil {
 		return nil, err
 	}
@@ -121,7 +135,7 @@ func SystemBus() (conn *Conn, err error) {
 
 // ConnectSessionBus connects to the session bus.
 func ConnectSessionBus(opts ...ConnOption) (*Conn, error) {
-	address, err := getSessionBusAddress()
+	address, err := getSessionBusAddress(true)
 	if err != nil {
 		return nil, err
 	}
@@ -180,7 +194,7 @@ func Dial(address string, opts ...ConnOption) (*Conn, error) {
 //
 // Deprecated: use Dial with options instead.
 func DialHandler(address string, handler Handler, signalHandler SignalHandler) (*Conn, error) {
-	return Dial(address, WithSignalHandler(signalHandler))
+	return Dial(address, WithHandler(handler), WithSignalHandler(signalHandler))
 }
 
 // ConnOption is a connection option.

vendor/github.com/godbus/dbus/v5/message.go

@@ -279,8 +279,8 @@ func (msg *Message) EncodeToWithFDs(out io.Writer, order binary.ByteOrder) (fds
 // be either binary.LittleEndian or binary.BigEndian. If the message is not
 // valid or an error occurs when writing, an error is returned.
 func (msg *Message) EncodeTo(out io.Writer, order binary.ByteOrder) (err error) {
-	_, err = msg.EncodeToWithFDs(out, order);
-	return err;
+	_, err = msg.EncodeToWithFDs(out, order)
+	return err
 }
 
 // IsValid checks whether msg is a valid message and returns an

vendor/github.com/godbus/dbus/v5/transport_unixcred_netbsd.go

@@ -0,0 +1,14 @@
+package dbus
+
+import "io"
+
+func (t *unixTransport) SendNullByte() error {
+	n, _, err := t.UnixConn.WriteMsgUnix([]byte{0}, nil, nil)
+	if err != nil {
+		return err
+	}
+	if n != 1 {
+		return io.ErrShortWrite
+	}
+	return nil
+}