[chore(cargo)](deps): Bump faststr from 0.2.17 to 0.2.18 (#613)

Bumps [faststr](https://github.com/volo-rs/faststr) from 0.2.17 to
0.2.18.
<details>
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Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>