feat(kanata): add cross-platform quit shortcut on HRM nav layer

- @qut → [Q]
- @pad → [W]

Rationale:
- @qut allows closing apps on any OS (C-q on Linux, A-f4 on Windows, etc.), optimizing muscular memory
- it is more coherent to map @qut on [Q]

Author: fnuttens

kanata/deflayer/navigation_vim_hrm.kbd

@@ -1,14 +1,14 @@
 ;; Vim-Navigation layer (optimized for home-row mods):
 ;;  - right: Vim-like arrows on HJKL, home/end page up/down, mouse scroll
-;;  - left: Tab/Shift-Tab, prev/next
+;;  - left: Tab/Shift-Tab, prev/next, quit
 ;;  - top: Super-num (i3/sway) or Alt-num (browser), zoom in/out
 
 ;; The `lrld` action stands for "live reload". This will re-parse everything
 ;; except for linux-dev, i.e. you cannot live reload and switch keyboard devices.
 
 (deflayer navigation
   M-1  M-2  M-3  M-4  M-5  lrld M-6  M-7  M-8  M-9  M-0
-  @pad XX   bck  fwd  XX        home pgdn pgup end  @run
+  @qut @pad bck  fwd  XX        home pgdn pgup end  @run
   XX   S-tab tab tab  XX        lft  down up   rght @fun
   XX   XX   XX   XX   XX    _   @mwl @mwd @mwu @mwr XX
             del             _             esc
@@ -38,6 +38,10 @@
 
   fun (layer-while-held funpad)
 
+  ;; Replace XX by the keyboard shortcut to quit applications on your OS.
+  ;; qut C-q ;; [Command]-[Q]
+  qut XX ;; do nothing
+
   ;; Mouse wheel emulation
   mwu (mwheel-up    50 120)
   mwd (mwheel-down  50 120)

kanata/kanata.kbd

@@ -59,7 +59,7 @@
 
 (include deflayer/navigation.kbd)  ;; ESDF on the left, NumPad on the right
 ;; (include deflayer/navigation_vim.kbd)  ;; HJKL + NumPad on [Space]+[Q]
-;; (include deflayer/navigation_vim_hrm.kbd)  ;; HJKL + NumPad on [Space]+[Q], optimized for home-row mods
+;; (include deflayer/navigation_vim_hrm.kbd)  ;; HJKL + NumPad on [Space]+[W], optimized for home-row mods
 
 ;; Replace XX by the keyboard shortcut of your application launcher, if any.
 ;; Mapped on [Space]+[P] in both navigation layers.