chore(deps): Update oras.land/oras-go/v2

[simonbaird]

I noticed #3378 ignored tools/go.mod, so here's a change to update that one also.

Commit created like this:

hack/go-mod-upgrade-helper oras.land/oras-go/v2

[coderabbitai]

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ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

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Plan: Enterprise

Run ID: 12b41fee-f068-497a-a698-bc01476a9eee

📥 Commits

Reviewing files that changed from the base of the PR and between 449633a and a32a61a.

⛔ Files ignored due to path filters (1)

• tools/go.sum is excluded by !**/*.sum

📒 Files selected for processing (1)

• tools/go.mod

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📝 Walkthrough

Walkthrough

This change updates the indirect dependency oras.land/oras-go/v2 in tools/go.mod from version v2.6.0 to v2.6.1.

Changes

Dependency Update

Layer / File(s)	Summary
Update indirect dependency version tools/go.mod	Bumped oras.land/oras-go/v2 from v2.6.0 to v2.6.1.

Estimated code review effort: 1 (Trivial) | ~2 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately summarizes the dependency update in tools/go.mod.
Description check	✅ Passed	The description matches the change by noting the tools/go.mod update and the helper used.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

Flag	Coverage Δ
acceptance	53.62% <ø> (ø)
generative	17.18% <ø> (ø)
integration	28.36% <ø> (ø)
unit	71.74% <ø> (ø)

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