chore: release agents v1.7.0

[github-actions]

Release agents v1.7.0

This PR prepares the release of Hyperlane agents version 1.7.0 (minor bump).

What's Changed

agents/relayer

• fix: Add tests for functions identifying if messages are already submitted (fix: Add tests for functions identifying if messages are already submitted #7346)
• refactor: Refactor decision on operation preparation (refactor: Refactor decision on operation preparation #7352)

agents/validator

• feat: make validator startup more resilient (feat: make validator startup more resilient #7342)

other

• chore(ci): remove windows agent release artifact (chore(ci): remove windows agent release artifact #7347)
• chore: update registryrc (chore: update registryrc #7353)

---

Once this PR is merged, the rust-release.yml workflow will automatically:

• Create a GitHub release with tag agents-v1.7.0
• Trigger the build of release binaries

🤖 This PR was automatically created by the release workflow.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 665cfbe

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 0.00%. Comparing base (2ed21c9) to head (665cfbe).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@     Coverage Diff      @@
##   main   #7345   +/-   ##
============================
============================

Components	Coverage Δ
core	∅ <ø> (∅)
hooks	∅ <ø> (∅)
isms	∅ <ø> (∅)
token	∅ <ø> (∅)
middlewares	∅ <ø> (∅)

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