message-dialogs: Fix typo

src/components/dialogs/message_dialogs.rs

@@ -456,7 +456,7 @@ pub(crate) async fn confirm_set_room_member_power_level_same_as_own_dialog(
 pub(crate) async fn confirm_own_demotion_dialog(parent: &impl IsA<gtk::Widget>) -> bool {
     let heading = gettext("Demote Yourself?");
     let body = gettext(
-        "Are you sure you want to lower you power level? You will need to ask another member with a higher power level to undo this.",
+        "Are you sure you want to lower your power level? You will need to ask another member with a higher power level to undo this.",
     );
 
     // Ask for confirmation.