chore(deps): update dependency @actions/core to v2 (#40)

This PR contains the following updates:

| Package | Change | [Age](https://docs.renovatebot.com/merge-confidence/) | [Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| [@actions/core](https://github.com/actions/toolkit/tree/main/packages/core) ([source](https://github.com/actions/toolkit/tree/HEAD/packages/core)) | [`1.11.1` → `2.0.3`](https://renovatebot.com/diffs/npm/@actions%2fcore/1.11.1/2.0.3) | ![age](https://developer.mend.io/api/mc/badges/age/npm/@actions%2fcore/2.0.3?slim=true) | ![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/@actions%2fcore/1.11.1/2.0.3?slim=true) |

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### Release Notes

<details>
<summary>actions/toolkit (@&#8203;actions/core)</summary>

### [`v2.0.3`](https://github.com/actions/toolkit/blob/HEAD/packages/core/RELEASES.md#203)

- Bump `@actions/http-client` to `3.0.2`

### [`v2.0.1`](https://github.com/actions/toolkit/blob/HEAD/packages/core/RELEASES.md#201)

- Bump [@&#8203;actions/exec](https://github.com/actions/exec) from 1.1.1 to 2.0.0 [#&#8203;2199](https://github.com/actions/toolkit/pull/2199)

### [`v2.0.0`](https://github.com/actions/toolkit/blob/HEAD/packages/core/RELEASES.md#200)

- Add support for Node 24 [#&#8203;2110](https://github.com/actions/toolkit/pull/2110)
- Bump [@&#8203;actions/http-client](https://github.com/actions/http-client) from 2.0.1 to 3.0.0

</details>

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Co-authored-by: Timo Behrendt <t.behrendt@t00n.de>
Reviewed-on: #40
Reviewed-by: t.behrendt <t.behrendt@noreply.localhost>
Co-authored-by: Renovate Bot <renovate@t00n.de>
Co-committed-by: Renovate Bot <renovate@t00n.de>

package.json

@@ -21,7 +21,7 @@
     "typescript": "5.9.3"
   },
   "dependencies": {
-    "@actions/core": "1.11.1",
+    "@actions/core": "2.0.3",
     "conventional-commits-parser": "3.2.4"
   }
 }