build(deps): update kubewarden/github-actions action to v4.5.6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
kubewarden/github-actions	action	patch	v4.5.4 -> v4.5.6

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Release Notes

kubewarden/github-actions (kubewarden/github-actions)

v4.5.6

Compare Source

• build: Bump version to 4.5.6 (#​220)
• deps: Bump tinygo to 0.39.0, for go 1.25 support (#​219)

v4.5.5

Compare Source

🧰 Maintenance

• chore(deps): update all non-major dependencies (#​217)
• chore(deps): update actions/checkout action to v5 (#​218)
• chore(deps): update all non-major dependencies (#​216)

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Configuration

📅 Schedule: Branch creation - At 12:00 AM through 04:59 AM and 10:00 PM through 11:59 PM, Monday through Friday ( * 0-4,22-23 * * 1-5 ), Only on Sunday and Saturday ( * * * * 0,6 ) (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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