Replace CG_SWAP in junonum (#18086)

Co-authored-by: Minh-tri Nguyen <mtngx@PigeonMac.local>

layouts/community/ortho_4x12/junonum/keymap.c

@@ -90,7 +90,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
     [_ADJUST] = LAYOUT_ortho_4x12(
         _______, RESET,   DEBUG,   RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD,  RGB_VAI, RGB_VAD, KC_DEL ,
-        _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK,  DVORAK,  PLOVER,  _______,
+        _______, _______, MU_MOD,  AU_ON,   AU_OFF,  CG_NORM, CG_SWAP, QWERTY,  COLEMAK,  DVORAK,  PLOVER,  _______,
         _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  TERM_ON, TERM_OFF, _______, _______, _______,
         _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______, _______, _______
     ),

layouts/community/ortho_4x12/junonum/readme.md

@@ -11,6 +11,7 @@ A universal ortholinear 4x12 keymap created by Juno Nguyen
 * minimalism (not really).
 * DPAD layer for gaming with inverted T-shaped direction keys.
 * DPADNUM secondary layer tailored for StarCraft group control and FPS weapon switching.
-* New: homerow mods for even less movement
+* Homerow mods for even less movement
+* Toggle Control and GUI swap instead of default Alt and GUI to better accommodate switching between Windows/Linux and Mac
 
 Refined since Oct 2019