add ppx_expect.v0.15
Add ppx_expect in the opam-repository so that we can experiment with it in the tezos codebase corresponding tezos MR tezos!3517 (merged)
Edited by Hugo Heuzard
Add ppx_expect in the opam-repository so that we can experiment with it in the tezos codebase corresponding tezos MR tezos!3517 (merged)