Update bazel-contrib/.github action to v7 (#126)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[bazel-contrib/.github](https://redirect.github.com/bazel-contrib/.github)
| action | major | `v6` -> `v7` |

---

### Release Notes

<details>
<summary>bazel-contrib/.github (bazel-contrib/.github)</summary>

###
[`v7`](https://redirect.github.com/bazel-contrib/.github/compare/v6...v7)

[Compare
Source](https://redirect.github.com/bazel-contrib/.github/compare/v6...v7)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **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.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/fmeum/with_cfg.bzl).

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/release.yml

@@ -10,6 +10,6 @@ on:
 
 jobs:
   release:
-    uses: bazel-contrib/.github/.github/workflows/release_ruleset.yaml@v6
+    uses: bazel-contrib/.github/.github/workflows/release_ruleset.yaml@v7
     with:
       release_files: with_cfg.bzl-*.tar.gz