fix: fix the conflect

pkg/common/kafka/producer.go

@@ -18,6 +18,7 @@ import (
 	"bytes"
 	"context"
 	"errors"
+	"fmt"
 	"strings"
 	"time"
 
@@ -28,8 +29,6 @@ import (
 	"github.com/OpenIMSDK/tools/log"
 	"github.com/OpenIMSDK/tools/mcontext"
 	"google.golang.org/protobuf/proto"
-
-	"fmt"
 )
 
 const maxRetry = 10 // number of retries