Merge pull request #341 from hhugo/setup-beta

Upgrade setup-ocaml

Author: gasche

.github/workflows/build.yml

@@ -48,7 +48,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set-up OCaml ${{ matrix.ocaml-compiler }}
-        uses: ocaml/setup-ocaml@v3.0.0-alpha
+        uses: ocaml/setup-ocaml@v3.0.0-beta
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
           allow-prerelease-opam: true