use hjkl for focus

hypr/hyprland.conf

@@ -231,10 +231,10 @@ bind = $mainMod, F, togglefloating,
 bind = $mainMod, D, exec, $menu
 
 # Move focus with mainMod + arrow keys
-bind = $mainMod, left, movefocus, l
-bind = $mainMod, right, movefocus, r
-bind = $mainMod, up, movefocus, u
-bind = $mainMod, down, movefocus, d
+bind = $mainMod, h, movefocus, l
+bind = $mainMod, l, movefocus, r
+bind = $mainMod, k, movefocus, u
+bind = $mainMod, j, movefocus, d
 
 # Switch workspaces with mainMod + [0-9]
 bind = $mainMod, 1, workspace, 1