removing GHC 8 and sdist from CI

Author: kazu-yamamoto

.github/workflows/haskell.yml

@@ -6,9 +6,6 @@ on:
   pull_request:
     branches: [ 'master' ]
 
-# env:
-#   autoconf_ver: 2.69
-
 jobs:
   autoconf:
     runs-on: ubuntu-latest
@@ -30,35 +27,6 @@ jobs:
           configure
           include/HsNetworkConfig.h.in
 
-  sdist:
-    runs-on: ubuntu-latest
-    needs: autoconf
-
-    steps:
-    - uses: actions/checkout@v4
-    - uses: haskell-actions/setup@v2
-      with:
-        cabal-version: 'latest'
-
-    - uses: actions/download-artifact@v4
-      with:
-        name: configure
-
-    - name: run sdist
-      run: |
-        cabal sdist
-
-    - uses: actions/upload-artifact@v4
-      with:
-        name: dist-tarball
-        path: dist-newstyle/sdist/network-*
-
-    - name: Release
-      uses: softprops/action-gh-release@v2
-      if: startsWith(github.ref, 'refs/tags/')
-      with:
-        files: dist-newstyle/sdist/network-*
-
   build:
     runs-on: ${{ matrix.os }}
     needs: autoconf
@@ -67,10 +35,7 @@ jobs:
       fail-fast: false
       matrix:
         os:  [ 'ubuntu-latest', 'macOS-latest', 'windows-latest' ]
-        ghc: [ '8.4', '9.4', '9.6', '9.8' ]
-        # Dependency hsc2hs does not build on Windows with GHC < 8.4
-        # so we test 8.4 as lowest.
-        # See https://github.com/haskell/hsc2hs/issues/81
+        ghc: [ '9.4', '9.6', '9.8' ]
 
     steps:
     - uses: actions/checkout@v4