Chaning github repository to our gerrit repository

Change-Id: I51ff03d516eecf00a659bade8e15802debfffc5e
diff --git a/openstack/errors.go b/openstack/errors.go
index df410b1..a77fa0c 100644
--- a/openstack/errors.go
+++ b/openstack/errors.go
@@ -4,8 +4,8 @@
 	"fmt"
 
 	"github.com/gophercloud/gophercloud"
-	tokens2 "github.com/gophercloud/gophercloud/openstack/identity/v2/tokens"
-	tokens3 "github.com/gophercloud/gophercloud/openstack/identity/v3/tokens"
+	tokens2 "gerrit.mcp.mirantis.net/debian/gophercloud.git/openstack/identity/v2/tokens"
+	tokens3 "gerrit.mcp.mirantis.net/debian/gophercloud.git/openstack/identity/v3/tokens"
 )
 
 // ErrEndpointNotFound is the error when no suitable endpoint can be found