fix ci

Signed-off-by: Arthur Wendling <[email protected]>

Author: art-w

.github/workflows/workflow.yml

@@ -376,7 +376,7 @@ jobs:
         run: opam pin add -n . --with-version=3.20.2+ox
 
       - name: Install deps
-        run: opam install csexp pp re spawn uutf ./dune.opam
+        run: opam install csexp pp re spawn uutf wasm_of_ocaml-compiler ./dune.opam
 
       - name: Build dune
         run: opam exec -- make bootstrap