cmd: fix linter errors

Fix errors reported by default golangci-lint linters

cmd/agola/cmd/orgmemberlist.go

@@ -36,9 +36,7 @@ var cmdOrgMemberList = &cobra.Command{
 }
 
 type orgMemberListOptions struct {
-	orgname  string
+	orgname string
-	username string
-	role     string
 }
 
 var orgMemberListOpts orgMemberListOptions

cmd/agola/cmd/serve.go

@@ -102,15 +102,12 @@ func embeddedEtcd(ctx context.Context) error {
 	}
 
 	go func() {
-		select {
+		<-e.Server.ReadyNotify()
-		case <-e.Server.ReadyNotify():
+		log.Infof("embedded etcd server is ready")
-			log.Infof("embedded etcd server is ready")
+
-		}
+		<-ctx.Done()
-		select {
+		log.Infof("stopping embedded etcd server")
-		case <-ctx.Done():
+		e.Close()
-			log.Infof("stopping embedded etcd server")
-			e.Close()
-		}
 	}()
 
 	return nil