no longer disable -dynamic builds (haskell#2885)

Author: pepeiborra

.github/actions/setup-build/action.yml

@@ -63,17 +63,6 @@ runs:
         fi
       shell: bash
 
-    # The default build for haskell-language-server executable is dynamic for linux and macOS
-    # to get a executable which works for Template Haskell
-    # However we continue providing full static executables in releases so we have to disable it
-    # *for all workflows*, including test, flags and release builds
-    # It has to be in cabal.project to include `-dynamic` in the cabal.project.freeze
-    # used to compute the cache key
-    - name: Disable -dynamic
-      run: |
-        echo -e "package haskell-language-server\n  flags: -dynamic" >> cabal.project
-      shell: bash
-
     - if: inputs.os == 'Windows' && inputs.ghc == '8.8.4'
       name: (Windows,GHC 8.8) Modify `cabal.project` to workaround segfaults
       run: |