update github haskell setup action

Author: larskuhtz

.github/workflows/applications.yml

@@ -78,7 +78,7 @@ jobs:
       if: startsWith(matrix.os, 'ubuntu-')
       run: sudo chown -R $USER /usr/local/.ghcup
     - name: Install GHC and Cabal
-      uses: haskell/actions/setup@v2
+      uses: haskell-actions/setup@v2
       with:
          ghc-version: ${{ matrix.ghc }}
          cabal-version: ${{ matrix.cabal }}