Update dependency uv to v0.8.22 (#39)

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This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
| [uv](https://pypi.org/project/uv/)
([source](https://redirect.github.com/astral-sh/uv),
[changelog](https://redirect.github.com/astral-sh/uv/blob/main/CHANGELOG.md))
| `0.8.20` -> `0.8.22` |
[![age](https://developer.mend.io/api/mc/badges/age/pypi/uv/0.8.22?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/pypi/uv/0.8.20/0.8.22?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>astral-sh/uv (uv)</summary>

###
[`v0.8.22`](https://redirect.github.com/astral-sh/uv/blob/HEAD/CHANGELOG.md#0822)

[Compare
Source](https://redirect.github.com/astral-sh/uv/compare/0.8.21...0.8.22)

Released on 2025-09-23.

##### Python

- Upgrade Pyodide to 0.28.3
([#&#8203;15999](https://redirect.github.com/astral-sh/uv/pull/15999))

##### Security

- Upgrade `astral-tokio-tar` to 0.5.5 which [hardens tar archive
extraction](https://redirect.github.com/astral-sh/tokio-tar/security/advisories/GHSA-3wgq-wrwc-vqmv)
([#&#8203;16004](https://redirect.github.com/astral-sh/uv/pull/16004))

###
[`v0.8.21`](https://redirect.github.com/astral-sh/uv/blob/HEAD/CHANGELOG.md#0821)

[Compare
Source](https://redirect.github.com/astral-sh/uv/compare/0.8.20...0.8.21)

Released on 2025-09-23.

##### Enhancements

- Refresh lockfile when `--refresh` is provided
([#&#8203;15994](https://redirect.github.com/astral-sh/uv/pull/15994))

##### Preview features

Add support for S3 request signing
([#&#8203;15925](https://redirect.github.com/astral-sh/uv/pull/15925))

</details>

---

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kubernetes/charmcraft.yaml

@@ -28,7 +28,7 @@ parts:
       PIP_BREAK_SYSTEM_PACKAGES=true python3 -m pip install --user --upgrade pip==25.2  # renovate: charmcraft-pip-latest
 
       # Use uv to install poetry so that a newer version of Python can be installed if needed by poetry
-      curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.8.20/uv-installer.sh | sh  # renovate: charmcraft-uv-latest
+      curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.8.22/uv-installer.sh | sh  # renovate: charmcraft-uv-latest
       # poetry 2.0.0 requires Python >=3.9
       if ! "$HOME/.local/bin/uv" python find '>=3.9'
       then

machines/charmcraft.yaml

@@ -28,7 +28,7 @@ parts:
       PIP_BREAK_SYSTEM_PACKAGES=true python3 -m pip install --user --upgrade pip==25.2  # renovate: charmcraft-pip-latest
 
       # Use uv to install poetry so that a newer version of Python can be installed if needed by poetry
-      curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.8.20/uv-installer.sh | sh  # renovate: charmcraft-uv-latest
+      curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.8.22/uv-installer.sh | sh  # renovate: charmcraft-uv-latest
       # poetry 2.0.0 requires Python >=3.9
       if ! "$HOME/.local/bin/uv" python find '>=3.9'
       then