Add support for Lattice MachXO3 FPGA family. Signed-off-by: Jae Hyun Yoo <quic_jaehyoo@quicinc.com> Change-Id: I01fcec0ee458e809246e4505019d15047655dd47 Reviewed-on: https://review.openocd.org/c/openocd/+/7113 Tested-by: jenkins Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>