6.2.2

CHANGES:

• cohttp: remove duplicate occurance of lwt in dune-project (@Alizter, #1138)
• cohttp-lwt: factor cohttp-lwt-unix binaries into their own project (@dijkstracula, #1139)
• cohttp-eio: update for new Eio 1.4 getaddrinfo exception (@talex5, #1142)