Remove legacy keycodes, part 2 (#18660)

* `KC_SYSREQ` -> `KC_SYRQ`

And one `KC_ALT_ERASE` -> `KC_ERAS`

* `KC_NONUS_BSLASH` -> `KC_NUBS`

* `KC_NUMLOCK` -> `KC_NUM`

* `KC_CLCK` -> `KC_CAPS`

* `KC_SCROLLLOCK` -> `KC_SCRL`

* `KC_LBRACKET` -> `KC_LBRC`

* `KC_RBRACKET` -> `KC_RBRC`

* `KC_CAPSLOCK` -> `KC_CAPS`

keyboards/puck/keymaps/default/keymap.c

@@ -23,7 +23,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   * High Layer (Work)
   */
   [_HL] = LAYOUT(
-    KC_NUMLOCK,      KC_PAST,    KC_NO,
+    KC_NUM,          KC_PAST,    KC_NO,
     KC_PMNS,         KC_PENT,    KC_PPLS,
     KC_NO,           KC_PSLS,    KC_NO,
     KC_NO,           KC_PDOT,    KC_NO