Merge branch 'xvar/fix-add-admin-message' into 'master'

Fixed the message shown when adding an admin or moderator to show the correct role

See merge request veloren/veloren!2777

server/src/lib.rs

@@ -1331,8 +1331,8 @@ pub fn add_admin(
                     role: role_,
                 }) {
                     None => Some(format!(
-                        "Successfully added {} ({}) as an admin!",
-                        username, uuid
+                        "Successfully added {} ({}) as {:?}!",
+                        username, uuid, role
                     )),
                     Some(old_admin) if old_admin.role == role_ => {
                         info!("{} ({}) already has role: {:?}!", username, uuid, role);