Merge pull request '400 instead of 303' (#907) from nx-auth into staging

Reviewed-on: Ruderverein-Donau-Linz/rowt#907

src/tera/mod.rs

@@ -182,7 +182,7 @@ async fn nextcloud_auth(db: &State<SqlitePool>, auth: BasicAuth) -> Status {
             return Status::Ok;
         }
     }
-    Status::Unauthorized
+    Status::BadRequest
 }
 
 #[catch(401)] //Unauthorized