Remove hardware information

Hardware information : rt-net/RaspberryPiMouse_Hardware

Author: Tiryoh

cad_data/README.md

@@ -0,0 +1,3 @@
+This directory has been moved to [rt-net/RaspberryPiMouse_Hardware](https://github.com/rt-net/RaspberryPiMouse_Hardware).
+
+このディレクトリは[rt-net/RaspberryPiMouse_Hardware](https://github.com/rt-net/RaspberryPiMouse_Hardware)へ移行しました。