Update meta data of docs

versioned_docs/version-1.19/installation/run-as-service-in-ubuntu.md

@@ -1,23 +1,14 @@
 ---
 date: "2017-07-21T12:00:00+02:00"
-title: "Run as service in Linux"
 slug: "linux-service"
 sidebar_position: 40
-toc: false
-draft: false
-menu:
-  sidebar:
-    parent: "installation"
-    name: "Linux service"
-    sidebar_position: 40
-    identifier: "linux-service"
 ---
 
-### Run Gitea as Linux service
+# Run as Linux service
 
 You can run Gitea as service, using either systemd or supervisor. The steps below tested on Ubuntu 16.04, but those should work on any Linux distributions (with little modification).
 
-#### Using systemd
+## Using systemd
 
 Copy the sample [gitea.service](https://github.com/go-gitea/gitea/blob/main/contrib/systemd/gitea.service) to `/etc/systemd/system/gitea.service`, then edit the file with your favorite editor.
 
@@ -39,7 +30,7 @@ If you have systemd version 220 or later, you can enable and immediately start G
 sudo systemctl enable gitea --now
 ```
 
-#### Using supervisor
+## Using supervisor
 
 Install supervisor by running below command in terminal: