[Keyboard] Add pocketpad (#20229)

Co-authored-by: jack <0x6a73@protonmail.com>

keyboards/butterkeebs/pocketpad/keymaps/default/keymap.c

@@ -0,0 +1,14 @@
+// ButterKeebs <butterkeebs@github>
+// SPDX-License-Identifier: GPL-2.0+
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+	LAYOUT(
+		KC_NUM_LOCK, KC_KP_SLASH, KC_KP_ASTERISK, KC_KP_MINUS, 
+		KC_KP_7, KC_KP_8, KC_KP_9, KC_KP_PLUS, 
+		KC_KP_4, KC_KP_5, KC_KP_6, KC_KP_ENTER, 
+		KC_KP_1, KC_KP_2, KC_KP_3, KC_KP_DOT, 
+		KC_F, KC_KP_0)
+};