Update Go dependencies (#36781)

Update all non-locked Go dependencies and pin incompatible ones.

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

services/mailer/incoming/incoming.go

@@ -21,7 +21,7 @@ import (
 	"github.com/dimiro1/reply"
 	"github.com/emersion/go-imap"
 	"github.com/emersion/go-imap/client"
-	"github.com/jhillyerd/enmime"
+	"github.com/jhillyerd/enmime/v2"
 )
 
 var (

services/mailer/incoming/incoming_test.go

@@ -7,7 +7,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/jhillyerd/enmime"
+	"github.com/jhillyerd/enmime/v2"
 	"github.com/stretchr/testify/assert"
 )
 

services/mailer/sender/smtp_auth.go

@@ -41,19 +41,17 @@ func (a *loginAuth) Next(fromServer []byte, more bool) ([]byte, error) {
 }
 
 type ntlmAuth struct {
-	username, password, domain string
-	domainNeeded               bool
+	username, password string
 }
 
 // NtlmAuth SMTP AUTH NTLM Auth Handler
 func NtlmAuth(username, password string) smtp.Auth {
-	user, domain, domainNeeded := ntlmssp.GetDomain(username)
-	return &ntlmAuth{user, password, domain, domainNeeded}
+	return &ntlmAuth{username, password}
 }
 
 // Start starts SMTP NTLM Auth
 func (a *ntlmAuth) Start(server *smtp.ServerInfo) (string, []byte, error) {
-	negotiateMessage, err := ntlmssp.NewNegotiateMessage(a.domain, "")
+	negotiateMessage, err := ntlmssp.NewNegotiateMessage("", "")
 	return "NTLM", negotiateMessage, err
 }
 
@@ -63,7 +61,7 @@ func (a *ntlmAuth) Next(fromServer []byte, more bool) ([]byte, error) {
 		if len(fromServer) == 0 {
 			return nil, errors.New("ntlm ChallengeMessage is empty")
 		}
-		authenticateMessage, err := ntlmssp.ProcessChallenge(fromServer, a.username, a.password, a.domainNeeded)
+		authenticateMessage, err := ntlmssp.NewAuthenticateMessage(fromServer, a.username, a.password, nil)
 		return authenticateMessage, err
 	}
 	return nil, nil