Support ghc-9.14

[erikd]

Changelog

- description: |
    Support ghc-9.,14
# uncomment types applicable to the change:
  type:
  # - feature        # introduces a new feature
  # - breaking       # the API has changed in a breaking way
  # - compatible     # the API has changed but is non-breaking
  # - optimisation   # measurable performance improvements
  # - refactoring    # QoL changes
  # - bugfix         # fixes a defect
  # - test           # fixes/modifies tests
  - maintenance    # not directly related to the code
  # - release        # related to a new release preparation
  # - documentation  # change in code docs, haddocks...
# uncomment at least one main project this PR is associated with
  projects:
  - cardano-api
  - cardano-api-gen
  # - cardano-rpc
  # - cardano-wasm

Context

How to trust this PR

Incredibly minor changes.

Checklist

• Commit sequence broadly makes sense and commits have useful messages
• New tests are added if needed and existing tests are updated. See Running tests for more details
• Self-reviewed the diff

[Copilot]

Pull request overview

Updates Cabal configuration to allow building cardano-api and cardano-api-gen with GHC 9.14 / base-4.23, and adjusts the repo’s cabal.project to accommodate dependency ecosystem changes for newer GHC.

Changes:

• Bump base upper bound from <4.22 to <4.23 in cardano-api and cardano-api-gen.
• Add GHC-9.14-specific warning suppressions in cardano-api.cabal.
• Update cabal.project index-state, proto-lens override, and add a GHC-9.14 allow-newer block.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 5 comments.

File	Description
cardano-api/cardano-api.cabal	Expands base bound and adds GHC 9.14 conditional ghc-options to handle new warnings.
cardano-api-gen/cardano-api-gen.cabal	Expands base bound to support base-4.23.
cabal.project	Updates index-state, proto-lens source override, and adds GHC 9.14 allow-newer relaxations.