update to v4

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

options.go

@@ -5,8 +5,7 @@ import (
 	"time"
 
 	"github.com/twmb/franz-go/pkg/kgo"
-	"go.unistack.org/micro/v3/broker"
-	"go.unistack.org/micro/v3/client"
+	"go.unistack.org/micro/v4/broker"
 )
 
 var (
@@ -35,11 +34,6 @@ func PublishKey(key []byte) broker.PublishOption {
 	return broker.SetPublishOption(publishKey{}, key)
 }
 
-// ClientPublishKey set the kafka message key (client option)
-func ClientPublishKey(key []byte) client.PublishOption {
-	return client.SetPublishOption(publishKey{}, key)
-}
-
 type optionsKey struct{}
 
 // Options pass additional options to broker
@@ -115,8 +109,3 @@ type publishPromiseKey struct{}
 func PublishPromise(fn func(*kgo.Record, error)) broker.PublishOption {
 	return broker.SetPublishOption(publishPromiseKey{}, fn)
 }
-
-// ClientPublishKey set the kafka message key (client option)
-func ClientPublishPromise(fn func(*kgo.Record, error)) client.PublishOption {
-	return client.SetPublishOption(publishPromiseKey{}, fn)
-}