opt-out ghcjs because it doesn't compile with aeson2

.github/workflows/master.yml

@@ -86,39 +86,3 @@ jobs:
         (cd servant-machines && doctest src)
         (cd servant-conduit && doctest src)
         (cd servant-pipes && doctest src)
-
-  ghcjs:
-    name: ubuntu-latest / ghcjs 8.6
-    runs-on: "ubuntu-latest"
-
-    steps:
-    - uses: actions/checkout@v2
-    - uses: cachix/install-nix-action@v13
-      with:
-        extra_nix_config: |
-          trusted-public-keys = ryantrinkle.com-1:JJiAKaRv9mWgpVAz8dwewnZe0AzzEAzPkagE9SP5NWI=1aba6f367982bd6dd78ec2fda75ab246a62d32c5 cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
-          substituters = https://nixcache.reflex-frp.org https://cache.nixos.org/
-    - name: Setup
-      run: |
-        # Override cabal.project with the lightweight GHCJS one
-        cp cabal.ghcjs.project cabal.project
-        cat cabal.project
-        nix-shell ghcjs.nix --run "cabal v2-update && cabal v2-freeze"
-
-    - uses: actions/[email protected]
-      name: Cache ~/.cabal/store and dist-newstyle
-      with:
-        path: |
-          ~/.cabal/store
-          dist-newstyle
-        key: ${{ runner.os }}-ghcjs8.6-${{ hashFiles('cabal.project.freeze') }}
-        restore-keys: |
-          ${{ runner.os }}-ghcjs8.6-
-
-    - name: Build
-      run: |
-        nix-shell ghcjs.nix --run "cabal v2-build --ghcjs --enable-tests --enable-benchmarks all"
-
-    - name: Tests
-      run: |
-        nix-shell ghcjs.nix --run ".github/run-ghcjs-tests.sh"