move all imports to own domain

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

util/pool/default.go

@@ -5,8 +5,8 @@ import (
 	"sync"
 	"time"
 
-	"github.com/unistack-org/micro/v3/network/transport"
-	"github.com/unistack-org/micro/v3/util/id"
+	"go.unistack.org/micro/v3/network/transport"
+	"go.unistack.org/micro/v3/util/id"
 )
 
 type pool struct {

util/pool/default_test.go

@@ -6,8 +6,8 @@ import (
 	"testing"
 	"time"
 
-	"github.com/unistack-org/micro/v3/network/transport"
-	"github.com/unistack-org/micro/v3/network/transport/memory"
+	"go.unistack.org/micro/v3/network/transport"
+	"go.unistack.org/micro/v3/network/transport/memory"
 )
 
 func testPool(t *testing.T, size int, ttl time.Duration) {

util/pool/options.go

@@ -3,7 +3,7 @@ package pool
 import (
 	"time"
 
-	"github.com/unistack-org/micro/v3/network/transport"
+	"go.unistack.org/micro/v3/network/transport"
 )
 
 // Options struct

util/pool/pool.go

@@ -1,11 +1,11 @@
 // Package pool is a connection pool
-package pool
+package pool // import "go.unistack.org/micro/v3/util/pool"
 
 import (
 	"context"
 	"time"
 
-	"github.com/unistack-org/micro/v3/network/transport"
+	"go.unistack.org/micro/v3/network/transport"
 )
 
 // Pool is an interface for connection pooling