### Description It is not possible to set default_delete_branch_after_merge using API. E.g. ``` curl --header "Content-Type: application/json-patch+json" -H 'Authorization: token TOKEN_HERE' -X PATCH -d '{"default_delete_branch_after_merge": true}' https://try.gitea.io/api/v1/repos/salas/teste ``` ### Gitea Version 1.16.5 ### Can you reproduce the bug on the Gitea demo site? Yes ### Log Gist _No response_ ### Screenshots _No response_ ### Git Version _No response_ ### Operating System _No response_ ### How are you running Gitea? Docker ### Database PostgreSQL