Leader: remove qk_ prefix (#19304)

keyboards/planck/keymaps/jdelkins/keymap.c

@@ -43,7 +43,7 @@ int ctl_state = 0;
 void ctl_finished(qk_tap_dance_state_t *state, void *user_data) {
     ctl_state = cur_dance(state);
     switch (ctl_state) {
-        case SINGLE_TAP:    qk_leader_start(); break;
+        case SINGLE_TAP:    leader_start(); break;
         case SINGLE_HOLD:   register_code(KC_LCTL); break;
         case DOUBLE_TAP:    tap_code(KC_RCTL); break;
         case DOUBLE_HOLD:   register_code(KC_RCTL); break;

keyboards/planck/keymaps/rootiest/keymap.c

@@ -1397,13 +1397,13 @@ bool get_permissive_hold(uint16_t keycode, keyrecord_t* record) {
  * by playing sound at different stages of the leader chord
  */
 // Called when you tap the Leader key
-void leader_start(void) {
+void leader_start_user(void) {
 #ifdef AUDIO_ENABLE
     PLAY_SONG(leader_started);
 #endif
 }
 // Called when either the leader sequence is completed, or the leader timeout is hit
-void leader_end(void) {
+void leader_end_user(void) {
     if (did_leader_succeed) {
 #ifdef AUDIO_ENABLE
         PLAY_SONG(leader_succeed);

keyboards/planck/keymaps/yhaliaw/keymap.c

@@ -187,7 +187,7 @@ void matrix_scan_user(void) {
     }
 }
 
-void leader_end(void) {
+void leader_end_user(void) {
     // Plays sound on if leader sequence found.
     if (leader_found) {
 #ifdef AUDIO_ENABLE