merge-message-templates.md: adapt to Forgejo

v1.19/user/index.md

@@ -27,6 +27,7 @@ involved in running it on their machines.
   - [Branch and tag protection](protection)
 - Advanced Usage
   - [Issue and Pull Request Templates](issue-pull-request-templates)
+  - [Merge Message templates](merge-message-templates)
   - [Generating an Access Token](https://docs.codeberg.org/advanced/access-token/)
   - [Webhooks](webhooks)
   - Authentication

v1.19/user/merge-message-templates.md

@@ -1,24 +1,10 @@
 ---
-date: "2022-08-31T17:35:40+08:00"
-title: "Usage: Merge Message templates"
-slug: "merge-message-templates"
-weight: 15
-toc: false
-draft: false
-menu:
-  sidebar:
-    parent: "usage"
-    name: "Merge Message templates"
-    weight: 15
-    identifier: "merge-message-templates"
+layout: '~/layouts/Markdown.astro'
+title: 'Merge Message templates'
+license: 'Apache-2.0'
+origin_url: 'https://github.com/go-gitea/gitea/blob/699f20234b9f7cdbbeeee3be004470c598fa1147/docs/content/doc/usage/merge-message-templates.en-us.md'
 ---
 
-# Merge Message templates
-
-**Table of Contents**
-
-{{< toc >}}
-
 ## File names
 
 Possible file names for PR default merge message templates: