build(deps): bump RedPRL/actions-ocaml from 1 to 2 (#7)

* build(deps): bump RedPRL/actions-ocaml from 1 to 2

Bumps [RedPRL/actions-ocaml](https://github.com/RedPRL/actions-ocaml) from 1 to 2.
- [Release notes](https://github.com/RedPRL/actions-ocaml/releases)
- [Commits](RedPRL/actions-ocaml@v1...v2)

---
updated-dependencies:
- dependency-name: RedPRL/actions-ocaml
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

* Update ocaml.yml

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: favonia <[email protected]>

.github/workflows/ocaml.yml

@@ -10,14 +10,13 @@ jobs:
       matrix:
         include:
           - ocaml-compiler: "4.10"
-            build-doc: false
           - ocaml-compiler: "4.14"
-            build-doc: true
+            with-doc: true
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: RedPRL/actions-ocaml@v1
+      - uses: RedPRL/actions-ocaml@v2
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
-          build-doc: ${{ matrix.build-doc }}
+          with-doc: ${{ matrix.with-doc }}
           publish-doc-if-built: ${{ github.ref == 'refs/heads/main' }}