feat(tests): add tests for jesd204b_rx toplevel entity

feat(toplevel): order all arrays correctly using "to" instead of "downto"

fix(lane): output user_data based on current link state in lane_alignment

fix(ilas): output error if there is more than 3 multiframes

fix(ilas): do not check chksum

fix(ilas): output finished right after ils state ends

feat: remove unnecessary big buffer (3 * buffer_size) from ring_buffer

chore: update frame alignment tb

fix: update data link layer to meet changes

feat: update jesd204b_rx to new frame clock

fix: calculate octets in multiframe from input in ilas parser

fix: make char alignment work for part characters correctly

Merge pull request #14 from Rutherther/feat/add-frame-clock

Add frame clock handling

feat: reset everything in ring buffer

feat: make frame alignment output aligned octets in frames instead of octets

feat: update frame alignment testbench to work with new frame alignment

fix: make buffer inside of ring buffer triple instead of twice temporarily

feat: rewrite frame alignment to use ring buffer

fix: save previous sample data in octets_to_sample

tests: update octets_to_samples tests