Do not merge: Remove makeShelleyTransactionBody and accompanying functions

[Jimbo4350]

Changelog

- description: |
    Remove `makeShelleyTransactionBody` and accompanying functions

  type:
   - breaking    
  projects:
   - cardano-api

Context

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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

[Jimbo4350]

Wait till 11.0.0.0 release

[Copilot]

Pull request overview

Removes deprecated Shelley-era transaction body construction APIs from cardano-api, consolidating callers onto createTransactionBody as the supported entry point.

Changes:

• Removed createAndValidateTransactionBody from public exports and deleted its implementation.
• Removed deprecated makeShelleyTransactionBody and the now-unneeded validateTxBodyContent helper plus related era imports.
• Updated the typed test generator to use createTransactionBody.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
cardano-api/src/Cardano/Api/Tx/Internal/Body.hs	Drops deprecated tx body builders/validators and associated imports.
cardano-api/src/Cardano/Api/Tx.hs	Removes createAndValidateTransactionBody from the public Cardano.Api.Tx export surface.
cardano-api/gen/Test/Gen/Cardano/Api/Typed.hs	Switches tx body generation to createTransactionBody.

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