Drop user/group and stick at start of file

ansible/post-deploy.yml

@@ -63,13 +63,12 @@
         force: true
       become: true
 
-    - name: Set authorized keys for git user
+    - name: Set authorized_keys file for git user
       lineinfile:
         path: /var/lib/gitea/git/.ssh/authorized_keys
         line: "{{ lookup('file', '/home/git/.ssh/id_rsa.pub') }}"
-        owner: git
-        group: git
         state: present
+        insertbefore: BOF
       become: true
 
     - name: Symlink the authorized keys configuration