Update `space w` window mode (#1050)

helix-term/src/keymap.rs

@@ -573,9 +573,13 @@ impl Default for Keymaps {
                 "'" => last_picker,
                 "w" => { "Window"
                     "C-w" | "w" => rotate_view,
-                    "C-h" | "h" => hsplit,
+                    "C-s" | "s" => hsplit,
                     "C-v" | "v" => vsplit,
                     "C-q" | "q" => wclose,
+                    "C-h" | "h" | "left" => jump_view_left,
+                    "C-j" | "j" | "down" => jump_view_down,
+                    "C-k" | "k" | "up" => jump_view_up,
+                    "C-l" | "l" | "right" => jump_view_right,
                 },
                 "y" => yank_joined_to_clipboard,
                 "Y" => yank_main_selection_to_clipboard,