[Keymap] Update to userspace kuchosauroand0 (#6596)

* added combos

* minor adjustments, added combos

* Add second encoder, add modifiers to encoders

Added a skeleton for the possibily having a second encoder.
Added 9 modifiers for the first rotary encoder:

- None
  General navigation. Page up/down
- SHIFT
  Fast navigation. Home/end
- CTRL
  Vertical navigation. Up/down
- CTRL+SHIFT
  Horizontal navigation. Left/right
- ALT
  Audio volume control.
- GUI
  Browser navigation(windows). Forward/backward
- ALT+SHIFT
  Form navigation. Tab up/down
- ALT+CTRL
  Media control. (Play|pause)/mute
- HYPER
  Media navigation. Next/prev track

Key codes are stored in `uint16_t encoder_actions[2][9]`

* Add second encoder, add modifiers to encoders

Added a skeleton for the possibily having a second encoder.
Added 9 modifiers for the first rotary encoder:

- None
  General navigation. Page up/down
- SHIFT
  Fast navigation. Home/end
- CTRL
  Vertical navigation. Up/down
- CTRL+SHIFT
  Horizontal navigation. Left/right
- ALT
  Audio volume control.
- GUI
  Browser navigation(windows). Forward/backward
- ALT+SHIFT
  Form navigation. Tab up/down
- ALT+CTRL
  Media control. (Play|pause)/mute
- HYPER
  Media navigation. Next/prev track

Key codes are stored in `uint16_t encoder_actions[2][9]`

* Clean up; added combos

Combos:
- CV: Copy
- XC: Cut
- ZV: Paste
- QP: KC_SLEEP

* Fix LEADER_DICTIONARY to be more useful

* Add documentation

* Minor fixes

* Raise TAPPING_TERM

* testing

* Rearrange modifiers

* Fix kc being stored in uint8 instead of uint16

* Update documentation

* Clean up

* Remove excess comments

* Put encoder_actions in progmem

users/kuchosauronad0/combo.h

@@ -0,0 +1,21 @@
+#pragma once 
+#include "quantum.h"
+enum combo_events {
+  ZV_COPY,
+  XV_CUT,
+  CV_PASTE,
+  QP_SLEEP
+};
+
+const uint16_t PROGMEM copy_combo[] = {KC_Z, KC_V, COMBO_END};
+const uint16_t PROGMEM cut_combo[] = {KC_X, KC_V, COMBO_END};
+const uint16_t PROGMEM paste_combo[] = {KC_C, KC_V, COMBO_END};
+const uint16_t PROGMEM sleep_combo[] = {KC_Q, KC_P, COMBO_END};
+
+combo_t key_combos[COMBO_COUNT] = {
+  [ZV_COPY] = COMBO_ACTION(copy_combo),
+  [XV_CUT] = COMBO_ACTION(cut_combo),
+  [CV_PASTE] = COMBO_ACTION(paste_combo),
+  [QP_SLEEP] = COMBO_ACTION(sleep_combo),
+};
+