v2.9.6.1

Change for 2.9.6.1

• Haskell: restore LANGUAGE DeriveDataTypeable in generated Abs.hs;
  fixes regression in 2.9.6 [#507]

Builds with GHC versions:

• with cabal, GHC 8.0 - 9.12
• with stack, GHC 8.4 - 9.12

What's Changed

• Restore DeriveDataTypeable in Abs.hs (Haskell backend) by @fizruk in #508
• Version 2.9.6.1 and CHANGELOG by @andreasabel in #509

New Contributors

• @fizruk made their first contribution in #508

Full Changelog: v2.9.6...v2.9.6.1