[Keyboard] Add nt210 (#16461)

Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/evyd13/nt210/keymaps/default/keymap.c

@@ -0,0 +1,21 @@
+// Copyright 2022 Evelien Dekkers (@evyd13)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+// Defines names for use in layer keycodes and the keymap
+enum layer_names {
+    _BASE,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+[_BASE] = LAYOUT_ortho_6x4(
+  KC_ESC, KC_TAB,  KC_EQL,  KC_BSPC,
+  KC_NUM, KC_PSLS, KC_PAST, KC_PMNS,
+  KC_P7,  KC_P8,   KC_P9,   KC_PPLS,
+  KC_P4,  KC_P5,   KC_P6,   KC_NO,
+  KC_P1,  KC_P2,   KC_P3,   KC_PENT,
+  KC_P0,  KC_NO,   KC_PDOT, KC_NO),
+
+};