[Keyboard] Add aeroboard (#19087)

Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: jack <0x6a73@protonmail.com>

keyboards/eason/aeroboard/halconf.h

@@ -0,0 +1,8 @@
+// Copyright 2022 Eason
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#define HAL_USE_SPI TRUE
+
+#include_next <halconf.h>