fix(deps): update rust crate document-features to 0.2.8 (#554)

[![Mend
Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [document-features](https://slint-ui.com)
([source](https://togithub.com/slint-ui/document-features)) |
dependencies | patch | `0.2` -> `0.2.8` |

---

### Release Notes

<details>
<summary>slint-ui/document-features (document-features)</summary>

###
[`v0.2.8`](https://togithub.com/slint-ui/document-features/compare/v0.2.7...v0.2.8)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.7...v0.2.8)

###
[`v0.2.7`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#027---2023-12-29)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.6...v0.2.7)

- Remove `\n` between features
([#&#8203;17](https://togithub.com/slint-ui/document-features/issues/17))
- Don't throw an error when there is no features in Cargo.toml
([#&#8203;20](https://togithub.com/slint-ui/document-features/issues/20))

###
[`v0.2.6`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#026---2022-09-24)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.5...v0.2.6)

-   Fix parsing of escaped string literal in the macro arguments

###
[`v0.2.5`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#025---2022-09-17)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.4...v0.2.5)

- Allow customization of the output with the `feature_label=` parameter

###
[`v0.2.4`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#024---2022-09-14)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.3...v0.2.4)

-   Fix dependencies or features written with quotes

###
[`v0.2.3`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#023---2022-08-15)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.2...v0.2.3)

- Fix parsing of table with `#` within strings
([#&#8203;10](https://togithub.com/slint-ui/document-features/issues/10))

###
[`v0.2.2`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#022---2022-07-25)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.1...v0.2.2)

- Fix parsing of dependencies or feature spanning multiple lines
([#&#8203;9](https://togithub.com/slint-ui/document-features/issues/9))

###
[`v0.2.1`](https://togithub.com/slint-ui/document-features/blob/HEAD/CHANGELOG.md#021---2022-02-12)

[Compare
Source](https://togithub.com/slint-ui/document-features/compare/v0.2.0...v0.2.1)

- Fix indentation of multi-lines feature comments
([#&#8203;5](https://togithub.com/slint-ui/document-features/issues/5))

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 9pm,before 6am" in timezone
Europe/Zurich, Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **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 has been generated by [Mend
Renovate](https://www.mend.io/free-developer-tools/renovate/). View
repository job log
[here](https://developer.mend.io/github/smartive/zitadel-rust).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4zMzEuMCIsInVwZGF0ZWRJblZlciI6IjM3LjMzMS4wIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6WyJkZXBlbmRlbmNpZXMiXX0=-->

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

Author: renovate[bot]

Cargo.toml

@@ -61,7 +61,7 @@ axum = { version = "0.7.5", optional = true, features = ["macros"] }
 axum-extra = { version = "0.9.3", optional = true, features = ["typed-header"] }
 base64-compat = { version = "1", optional = true }
 custom_error = "1.9.2"
-document-features = { version = "0.2", optional = true }
+document-features = { version = "0.2.8", optional = true }
 jsonwebtoken = { version = "9.3.0", optional = true }
 openidconnect = { version = "3.5.0", optional = true }
 pbjson-types = { version = "0.6", optional = true }