Merge #1400

1400: chore(deps): bump toml from 0.5.1 to 0.5.2 r=u2,doitian a=dependabot-preview[bot]

Bumps [toml](https://github.com/alexcrichton/toml-rs) from 0.5.1 to 0.5.2.
<details>
<summary>Commits</summary>

- [`208f4a9`](toml-rs/toml-rs@208f4a9) Bump to 0.5.2
- [`39d720d`](toml-rs/toml-rs@39d720d) Merge pull request [#318](https://github-redirect.dependabot.com/alexcrichton/toml-rs/issues/318) from JustAPerson/patch-1
- [`bbff108`](toml-rs/toml-rs@bbff108) Derive Clone+PartialEq for Spanned
- [`e0bf3a0`](toml-rs/toml-rs@e0bf3a0) Run `cargo fmt`
- [`81cfc60`](toml-rs/toml-rs@81cfc60) Fix a bad merge
- [`c3a89a6`](toml-rs/toml-rs@c3a89a6) Merge pull request [#315](https://github-redirect.dependabot.com/alexcrichton/toml-rs/issues/315) from jwdeitch/master
- [`72881c2`](toml-rs/toml-rs@72881c2) Merge pull request [#314](https://github-redirect.dependabot.com/alexcrichton/toml-rs/issues/314) from zertosh/add-line-and-col-to-errors
- [`fa97405`](toml-rs/toml-rs@fa97405) Merge pull request [#317](https://github-redirect.dependabot.com/alexcrichton/toml-rs/issues/317) from ehuss/outlives-requirements
- [`79d03bf`](toml-rs/toml-rs@79d03bf) Squelch explicit_outlives_requirements warning.
- [`f56df23`](toml-rs/toml-rs@f56df23) Merge pull request [#316](https://github-redirect.dependabot.com/alexcrichton/toml-rs/issues/316) from pietroalbini/doc-spanned
- Additional commits viewable in [compare view](toml-rs/toml-rs@0.5.1...0.5.2)
</details>
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