Revert "Misc: pin dune"

This reverts commit 68962e0.

Author: vouillon

.github/workflows/js_of_ocaml.yml

@@ -161,9 +161,6 @@ jobs:
         # It's faster to use a cached version
         run: opam install --fake binaryen-bin
 
-      - name: pin dune
-        run: opam pin add dune https://github.com/hhugo/dune.git#jsoo-shape2
-
       - run: opam install . --best-effort --solver builtin-mccs+glpk
         if: ${{ matrix.skip-test }}
 

.github/workflows/wasm_of_ocaml.yml

@@ -111,9 +111,6 @@ jobs:
       - run: opam install conf-pkg-config conf-mingw-w64-gcc-i686 conf-mingw-w64-g++-x86_64
         if: runner.os == 'Windows'
 
-      - name: pin dune
-        run: opam pin add dune https://github.com/hhugo/dune.git#jsoo-shape2
-
       - name: Pin wasm_of_ocaml
         working-directory: ./wasm_of_ocaml
         run: opam pin . -n --with-version dev