Release cardano-cli-10.15.1.0

[Jimbo4350]

Changelog

- description: |
    Release cardano-cli-10.15.1.0
  type:
   - release

Context

Release cardano-cli-10.15.1.0 with the following changes:

• Integrate cardano-cli with cardano-node 10.7 dependencies (PR 1319)
• Print friendly stderr message when query future-pparams returns null (PR 1344)
• Removed requirement of "current treasury value" in transactions (PR 1322)

How to trust this PR

Changelog-only change generated via cardano-dev scripts.

Checklist

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

[Copilot]

Pull request overview

Updates the cardano-cli changelog to document the release of version 10.15.1.0 and its included user-facing changes.

Changes:

• Add a new 10.15.1.0 section to CHANGELOG.md
• List the three merged items included in the release with linked PR references

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