fix: extra import

Author: Vafilor

server/workspace_server.go

@@ -2,7 +2,6 @@ package server
 
 import (
 	"context"
-	"fmt"
 	"github.com/golang/protobuf/ptypes/empty"
 	"github.com/onepanelio/core/api"
 	v1 "github.com/onepanelio/core/pkg"