修正依赖问题

vendor/github.com/jackc/pgx/v5/pgproto3/sasl_response.go

@@ -3,8 +3,6 @@ package pgproto3
 import (
 	"encoding/hex"
 	"encoding/json"
-
-	"github.com/jackc/pgx/v5/internal/pgio"
 )
 
 type SASLResponse struct {
@@ -22,13 +20,10 @@ func (dst *SASLResponse) Decode(src []byte) error {
 }
 
 // Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length.
-func (src *SASLResponse) Encode(dst []byte) []byte {
-	dst = append(dst, 'p')
-	dst = pgio.AppendInt32(dst, int32(4+len(src.Data)))
-
+func (src *SASLResponse) Encode(dst []byte) ([]byte, error) {
+	dst, sp := beginMessage(dst, 'p')
 	dst = append(dst, src.Data...)
-
-	return dst
+	return finishMessage(dst, sp)
 }
 
 // MarshalJSON implements encoding/json.Marshaler.