processed review comments.

applications/lofar2/designs/lofar2_unb2b_ring/hdllib.cfg

.../designs/lofar2_unb2b_ring/src/vhdl/lofar2_unb2b_ring.vhd

...esigns/lofar2_unb2b_ring/tb/vhdl/tb_lofar2_unb2b_ring.vhd

applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd

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

libraries/base/ring/src/vhdl/ring_info.vhd

libraries/base/ring/src/vhdl/ring_lane.vhd

libraries/base/ring/src/vhdl/ring_pkg.vhd

libraries/base/ring/src/vhdl/ring_rx.vhd

libraries/base/ring/src/vhdl/ring_tx.vhd