fix(deps): update rust crate toml to 0.9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
toml	dependencies	minor	0.8 -> 0.9

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Release Notes

toml-rs/toml (toml)

v0.9.8

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v0.9.7

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v0.9.6

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v0.9.5

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v0.9.4

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v0.9.3

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v0.9.2

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v0.9.1

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v0.9.0

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Configuration

📅 Schedule: Branch creation - Between 12:00 AM and 03:59 AM, only on Monday ( * 0-3 * * 1 ) (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ 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.

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• If you want to rebase/retry this PR, check this box

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path crates/metadata/Cargo.toml --package toml@0.8.23 --precise 0.9.8
    Updating crates.io index
error: failed to select a version for the requirement `toml = "^0.8.12"`
candidate versions found which didn't match: 0.9.8
location searched: crates.io index
required by package `rustwide v0.20.0`
    ... which satisfies dependency `rustwide = "^0.20.0"` (locked to 0.20.0) of package `docs-rs v0.6.0 (/tmp/renovate/repos/github/rust-lang/docs.rs)`

[renovate]

Edited/Blocked Notification

Renovate will not automatically rebase this PR, because it does not recognize the last commit author and assumes somebody else may have edited the PR.

You can manually request rebase by checking the rebase/retry box above.

⚠️ Warning: custom changes will be lost.

[syphar]

breaking change:
toml-rs/toml#457