Misc: switch to opam 2.2 (#1616)

.github/workflows/build.yml

@@ -58,7 +58,7 @@ jobs:
             skip-test: false
             skip-doc: true
           - os: windows-latest
-            ocaml-compiler: ocaml.5.2.0,ocaml-option-mingw
+            ocaml-compiler: "5.2"
             skip-effects: false
             skip-test: false
             skip-doc: true
@@ -82,27 +82,12 @@ jobs:
           node-version: lts/*
 
       - name: Set-up OCaml ${{ matrix.ocaml-compiler }}
-        if: runner.os == 'Windows'
-        uses: ocaml/setup-ocaml@v2
-        with:
-          ocaml-compiler: ${{ matrix.ocaml-compiler }}
-          opam-repositories: |
-            dra27: https://github.com/dra27/opam-repository.git#windows-5.0
-            default: https://github.com/ocaml-opam/opam-repository-mingw.git#sunset
-            opam: https://github.com/ocaml/opam-repository.git
-          dune-cache: true
-          opam-depext: ${{ !matrix.skip-test }}
-          opam-depext-flags: --with-test
-
-      - name: Set-up OCaml ${{ matrix.ocaml-compiler }}
-        if: runner.os != 'Windows'
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/[email protected]
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
           allow-prerelease-opam: true
           dune-cache: true
-          opam-depext: ${{ !matrix.skip-test }}
-          opam-depext-flags: --with-test
+          opam-pin: false
 
       - run: opam install . --best-effort
         if: ${{ matrix.skip-test }}
@@ -144,13 +129,13 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set-up OCaml
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3.0.0-beta
         with:
           ocaml-compiler: "5.2"
           allow-prerelease-opam: true
           dune-cache: true
 
-      - uses: ocaml/setup-ocaml/lint-opam@v2
+      - uses: ocaml/setup-ocaml/lint-opam@v3.0.0-beta
         continue-on-error: true
 
   lint-fmt:
@@ -160,10 +145,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set-up OCaml
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3.0.0-beta
         with:
           ocaml-compiler: "5.2"
           allow-prerelease-opam: true
           dune-cache: true
 
-      - uses: ocaml/setup-ocaml/lint-fmt@v2
+      - uses: ocaml/setup-ocaml/lint-fmt@v3.0.0-beta

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "compiler/tests-js-parser/test262"]
-	path = compiler/tests-js-parser/test262
-	url = https://github.com/tc39/test262.git

compiler/tests-js-parser/dune

@@ -10,6 +10,9 @@
  (action
   (run ./run.exe pass)))
 
+;; git submodule add test262 https://github.com/tc39/test262.git
+;; git checkout 6cbb6da9473c56d95358d8e679c5a6d2b4574efb
+
 (rule
  (alias runtest-parser)
  (deps