Use new inject function instead of the XToY era functions

[smelc]

Changelog

- description: |
    Use new inject function instead of the XToY era functions
# 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...

Context

Adapt CLI to IntersectMBO/cardano-api#636

How to trust this PR

Good question. Because tests still pass and golden files didn't change?

Checklist

• Commit sequence broadly makes sense and commits have useful messages
• Self-reviewed the diff

[smelc]

Being integrated in #971

Will close this one when #971 is merged

[smelc]

Closing, as #971 was merged