Update Makefile to package CMSIS 5
Package size increase more and more.
Remove useless folders and files not required for STM32duino
Signed-off-by: Frederic Pillon <frederic.pillon@st.com>
Update Makefile to package CMSIS 5
Package size increase more and more.
Remove useless folders not required for STM32duino
Signed-off-by: Frederic.Pillon <frederic.pillon@st.com>