chore(deps): update rust crate env_logger to v0.11.8 (#2871)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [env_logger](https://redirect.github.com/rust-cli/env_logger) |
dev-dependencies | patch | `0.11.7` -> `0.11.8` |

---

### Release Notes

<details>
<summary>rust-cli/env_logger (env_logger)</summary>

###
[`v0.11.8`](https://redirect.github.com/rust-cli/env_logger/blob/HEAD/CHANGELOG.md#0118---2025-04-01)

##### Compatibility

- *(kv)* Deprecate the `unstable-kv` feature which may be removed in a
future patch release

##### Features

-   *(kv)* Stabilize key-value support behind the `kv` feature
- Expose `ConfigurableFormat` to build custom \[`Builder::format`]s that
leverage this

</details>

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