Update enterprise-contract/action-validate-image action to v1.0.315

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
enterprise-contract/action-validate-image	action	patch	v1.0.314 -> v1.0.315

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Release Notes

enterprise-contract/action-validate-image (enterprise-contract/action-validate-image)

### [`v1.0.315`](https://redirect.github.com/enterprise-contract/action-validate-image/releases/tag/v1.0.315): Release [Compare Source](https://redirect.github.com/enterprise-contract/action-validate-image/compare/v1.0.314...v1.0.315) #### What's Changed - Update ghcr.io/enterprise-contract/golden-container:latest Docker digest to [`c7a4e9f`](https://redirect.github.com/enterprise-contract/action-validate-image/commit/c7a4e9f) by [@​renovate](https://redirect.github.com/renovate) in [https://github.com/enterprise-contract/action-validate-image/pull/324](https://redirect.github.com/enterprise-contract/action-validate-image/pull/324) **Full Changelog**: https://github.com/enterprise-contract/action-validate-image/compare/v1.0.314...v1.0.315

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Configuration

📅 Schedule: Branch creation - "before 10pm" in timezone America/New_York, 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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