File tests/test_vectors/Hash/MDC2.txt artifact c90b9728d3 part of check-in 7a89ccc39d

# MDC2
# From https://en.wikipedia.org/wiki/MDC-2

Len = 0
Msg = ""
MD = 52525252525252522525252525252525

Len = 43
Msg = "The quick brown fox jumps over the lazy dog"
MD = 000ed54e093d61679aefbeae05bfe33a