feat: gitea: vendor + fix heatmap

package/gitea/source/modules/migration/messenger.go

@@ -0,0 +1,10 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package migration
+
+// Messenger is a formatting function similar to i18n.TrString
+type Messenger func(key string, args ...any)
+
+// NilMessenger represents an empty formatting function
+func NilMessenger(string, ...any) {}