Update Haskell to LTS 22.9

[td202]

Purpose

Update to GHC 9.6.4, LTS 22.9

Changes

• Library changes:
  • Replace deprecated Text.PrettyPrint.ANSI.Leijen with Prettyprinter.
  • Monad interface changes.
• Support protocol P7.
• Update http2-client and http2-grpc-haskell dependencies.
• Fix alpine version for linux build.
• Bump version number to 6.3.0

Checklist

• My code follows the style of this project.
• The code compiles without warnings.
• I have performed a self-review of the changes.
• I have documented my code, in particular the intent of the
  hard-to-understand areas.
• (If necessary) I have updated the CHANGELOG.

[MilkywayPirate]

Great!