Add WB32 evaluation board onekey targets. (#17330)

keyboards/handwired/onekey/evb_wb32f3g71/config.h

@@ -0,0 +1,11 @@
+// Copyright 2021 Nick Brassel (@tzarc)
+// SPDX-License-Identifier: GPL-2.0-or-later
+#pragma once
+
+#include "config_common.h"
+
+#define PRODUCT Onekey WB32F3G71
+
+#define MATRIX_COL_PINS { B12 }
+#define MATRIX_ROW_PINS { B13 }
+#define UNUSED_PINS