fix import paths for v2 release

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

util/http/http.go

@@ -3,8 +3,8 @@ package http
 import (
 	"net/http"
 
-	"github.com/micro/go-micro/client/selector"
-	"github.com/micro/go-micro/registry"
+	"github.com/micro/go-micro/v2/client/selector"
+	"github.com/micro/go-micro/v2/registry"
 )
 
 func NewRoundTripper(opts ...Option) http.RoundTripper {

util/http/http_test.go

@@ -6,8 +6,8 @@ import (
 	"net/http"
 	"testing"
 
-	"github.com/micro/go-micro/registry"
-	"github.com/micro/go-micro/registry/memory"
+	"github.com/micro/go-micro/v2/registry"
+	"github.com/micro/go-micro/v2/registry/memory"
 )
 
 func TestRoundTripper(t *testing.T) {

util/http/options.go

@@ -1,7 +1,7 @@
 package http
 
 import (
-	"github.com/micro/go-micro/registry"
+	"github.com/micro/go-micro/v2/registry"
 )
 
 type Options struct {

util/http/roundtripper.go

@@ -4,7 +4,7 @@ import (
 	"errors"
 	"net/http"
 
-	"github.com/micro/go-micro/client/selector"
+	"github.com/micro/go-micro/v2/client/selector"
 )
 
 type roundTripper struct {