Ported mms_diag_tx/rx_seq.vhd + tb to RadioHDL.

libraries/base/diag/hdllib.cfg

libraries/base/diag/src/vhdl/mms_diag_rx_seq.vhd

libraries/base/diag/src/vhdl/mms_diag_tx_seq.vhd

libraries/base/diag/tb/vhdl/tb_mms_diag_seq.vhd