Added dp_bsn_restore_global.vhd and used and verified it in dp_block_gen_valid_arr.vhd.

libraries/base/dp/hdllib.cfg

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

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

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

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