build(deps): update pkl to v0.30.0

This MR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [pkl](https://github.com/apple/pkl) | minor | `0.29.1` -> `0.30.0` |

MR created with the help of [el-capitano/tools/renovate-bot](https://gitlab.com/el-capitano/tools/renovate-bot).

**Proposed changes to behavior should be submitted there as MRs.**

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### Release Notes

<details>
<summary>apple/pkl (pkl)</summary>

### [`v0.30.0`](https://github.com/apple/pkl/releases/tag/0.30.0)

[Compare Source](apple/pkl@0.29.1...0.30.0)

Release notes: <https://pkl-lang.org/main/current/release-notes/changelog.html#release-0.30.0>

</details>

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### 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 MR becomes conflicted, or you tick the rebase/retry checkbox.

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Author: ECG Bot

chezmoi/dot_config/mise/config.toml

@@ -6,7 +6,7 @@ go = "1.25.3"
 hcloud = "1.54.0"
 hk = "1.20.0"
 node = "25.1.0"
-pkl = "0.29.1"
+pkl = "0.30.0"
 python = "3.14.0"
 pre-commit = "4.3.0"
 rclone = "1.71.1"