home: wm: screen-lock: rename changed option

home/wm/screen-lock/default.nix

@@ -35,7 +35,8 @@ in
 
       lockCmd = cfg.command;
 
-      xautolockExtraOptions = lib.optionals cfg.cornerLock.enable [
+      xautolock = {
+        extraOptions = lib.optionals cfg.cornerLock.enable [
           # Mouse corners: instant lock on upper-left, never lock on lower-right
           "-cornerdelay"
           "${toString cfg.cornerLock.delay}"
@@ -51,4 +52,5 @@ in
         ];
       };
     };
+  };
 }