Update canonical/data-platform-workflows action to v30 (#390)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[canonical/data-platform-workflows](https://redirect.github.com/canonical/data-platform-workflows)
| action | major | `v29.2.0` -> `v30.0.0` |

---

### Release Notes

<details>
<summary>canonical/data-platform-workflows
(canonical/data-platform-workflows)</summary>

###
[`v30.0.0`](https://redirect.github.com/canonical/data-platform-workflows/releases/tag/v30.0.0)

[Compare
Source](https://redirect.github.com/canonical/data-platform-workflows/compare/v29.2.0...v30.0.0)

##### What's Changed

- breaking(sync_docs.yaml): Add `not bug or enhancement` label to PRs by
[@&#8203;carlcsaposs-canonical](https://redirect.github.com/carlcsaposs-canonical)
in
[https://github.com/canonical/data-platform-workflows/pull/281](https://redirect.github.com/canonical/data-platform-workflows/pull/281)

**Full Changelog**:
canonical/data-platform-workflows@v29...v30.0.0

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 1am and before 3am every
weekday" in timezone Etc/UTC, Automerge - At any time (no schedule
defined).

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

♻ **Rebasing**: Whenever PR becomes conflicted, 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/canonical/mysql-router-k8s-operator).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4xNjcuMSIsInVwZGF0ZWRJblZlciI6IjM5LjE2Ny4xIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6WyJub3QgYnVnIG9yIGVuaGFuY2VtZW50Il19-->

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

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -68,7 +68,7 @@ jobs:
 
   build:
     name: Build charm
-    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v29.2.0
+    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v30.0.0
 
   integration-test:
     name: Integration test charm

.github/workflows/release.yaml

@@ -17,7 +17,7 @@ jobs:
     name: Release charm
     needs:
       - ci-tests
-    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v29.2.0
+    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v30.0.0
     with:
       channel: 8.0/edge
       artifact-prefix: ${{ needs.ci-tests.outputs.artifact-prefix }}

.github/workflows/sync_docs.yaml

@@ -10,7 +10,7 @@ on:
 jobs:
   sync-docs:
     name: Sync docs from Discourse
-    uses: canonical/data-platform-workflows/.github/workflows/sync_docs.yaml@v29.2.0
+    uses: canonical/data-platform-workflows/.github/workflows/sync_docs.yaml@v30.0.0
     with:
       reviewers: a-velasco,izmalk
     permissions: