⬆️ Bump structopt from 0.3.17 to 0.3.18

[dependabot[bot]]

Bumps structopt from 0.3.17 to 0.3.18.

Changelog

Sourced from structopt's changelog.

v0.3.18 (2020-09-23)

• Unsafe code has been forbidden. This makes cargo geiger list structopt as "safe". Maybe it will help somebody trying to locate a bug in their dependency tree.

Commits

• ff542c6 v0.3.18
• bf39770 Forbid unsafe
• 4be8bfd Adjust stderr files
• See full diff in compare view

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[dependabot[bot]]

Looks like structopt is up-to-date now, so this is no longer needed.