inital commit of dp_block_validate_channel and its TBs

libraries/base/dp/hdllib.cfg

libraries/base/dp/src/vhdl/dp_block_validate_channel.vhd

libraries/base/dp/tb/vhdl/tb_dp_block_validate_channel.vhd

...aries/base/dp/tb/vhdl/tb_tb_dp_block_validate_channel.vhd