Typo.

2 jobs for master
Status Job ID Name Coverage
  Build
failed #1140239
build: [4.12.0]

00:13:36

failed #1140216
build: [4.12.0]

 
Name Stage Failure
failed
build: [4.12.0] Build
    ocamlopt client/.client.objs/native/client__ML2F.{cmx,o}
Error: Program menhir not found in the tree or in PATH
(context: default)
Hint: opam install menhir
ocamlopt test/.TestUnionFind.eobjs/native/dune__exe__TestUnionFind.{cmx,o}
ocamlc test/TestUnionFind.bc
ocamlopt test/TestUnionFind.exe
Cleaning up file based variables
ERROR: Job failed: exit code 1