Update GitHub Actions (major)

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/github-script	action	major	v6 -> v7
actions/setup-go	action	major	v4 -> v5
actions/stale	action	major	v8 -> v9
suzuki-shunsuke/github-action-renovate-config-validator	action	major	v0.1.3 -> v1.0.1

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Release Notes

actions/github-script (actions/github-script)

### [`v7`](https://togithub.com/actions/github-script/compare/v6...v7) [Compare Source](https://togithub.com/actions/github-script/compare/v6...v7)

actions/setup-go (actions/setup-go)

### [`v5`](https://togithub.com/actions/setup-go/compare/v4...v5) [Compare Source](https://togithub.com/actions/setup-go/compare/v4...v5)

actions/stale (actions/stale)

### [`v9`](https://togithub.com/actions/stale/compare/v8...v9) [Compare Source](https://togithub.com/actions/stale/compare/v8...v9)

suzuki-shunsuke/github-action-renovate-config-validator (suzuki-shunsuke/github-action-renovate-config-validator)

### [`v1.0.1`](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/compare/v1.0.0...v1.0.1) [Compare Source](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/compare/v1.0.0...v1.0.1) ### [`v1.0.0`](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/releases/tag/v1.0.0) [Compare Source](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/compare/v0.1.3...v1.0.0) #### ⚠️ Breaking Changes [#​531](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/issues/531) [renovate-config-validator's --strict option](https://docs.renovatebot.com/config-validation/#strict-mode) is enabled by default. ##### How to migrate There are several options. 1. Recommended: Fix Renovate configuration according to the error message 2. Unrecommended: Set `false` to the input `strict` to disable `--strict` option #### ⚠️ Security Improvement [#​530](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/issues/530) Pass inputs via environment variables to prevent malicious injection #### Features [#​531](https://togithub.com/suzuki-shunsuke/github-action-renovate-config-validator/issues/531) Add the input `strict`. You can enable [renovate-config-validator's `--strict` option](https://docs.renovatebot.com/config-validation/#strict-mode).

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Configuration

📅 Schedule: Branch creation - "before 4am on Monday" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

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

👻 Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

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

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