chore(deps): update rust crate config to v0.15.19

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
config	dependencies	patch	0.15.11 -> 0.15.19

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Release Notes

rust-cli/config-rs (config)

v0.15.19

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Internal

• (ron) Update to 0.12

v0.15.18

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Fixes

• Improve consistency between missing field error messages

v0.15.17

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Features

• corn file format support

v0.15.16

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Performance

• Allow more build parallelism by depending on serde_core

v0.15.15

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Fixes

• (json5) Correctly deserialize null (regressed in 0.15.14)

v0.15.14

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Performance

• (json5) Reduce overhead when loading json5 files

v0.15.13

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Fixes

• Skip UTF-8 BOMs when reading files

v0.15.12

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Performance

• Upgrade to toml v0.9

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), 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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