Update Rust crate rstest to 0.16.0 (#513)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [rstest](https://togithub.com/la10736/rstest) | dev-dependencies | minor | `0.15.0` -> `0.16.0` |

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### Release Notes

<details>
<summary>la10736/rstest</summary>

### [`v0.16.0`](https://togithub.com/la10736/rstest/blob/HEAD/CHANGELOG.md#&#8203;0160-20221127)

[Compare Source](https://togithub.com/la10736/rstest/compare/0.15.0...0.16.0)

##### Changed

-   Show `TEST START` banner only when trace some argument: See [#&#8203;158](https://togithub.com/la10736/rstest/issues/158) for details.
-   Add values to test name: See [#&#8203;160](https://togithub.com/la10736/rstest/issues/160) for details.

##### Fixed

-   Updated test fixtures to 1.64.0 compiler's error messages.

</details>

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Author: renovate[bot]

Cargo.toml

@@ -37,7 +37,7 @@ stackable-operator-derive = { path = "stackable-operator-derive" }
 snafu = "0.7.3"
 
 [dev-dependencies]
-rstest = "0.15.0"
+rstest = "0.16.0"
 tempfile = "3.3.0"
 
 [workspace]