Bump structopt from 0.3.21 to 0.3.26

[dependabot[bot]]

⚠️ Dependabot is rebasing this PR ⚠️

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Bumps structopt from 0.3.21 to 0.3.26.

Changelog

Sourced from structopt's changelog.

v0.3.25 (2021-10-18)

• Fix duplication of aliases in subcommands #504

v0.3.25 (2021-10-18)

• No changes

v0.3.23 (2021-08-30)

• Update minimal rust version to 1.46 because of bitflags 1.3
• Fixed a bug that occurs when the type of map becomes ambiguous.
• Add support for skip for enum variant subcommands

v0.3.22 (2021-07-04)

• Add support for generics in derive

Commits

• 97e92a3 v0.3.26
• 2bdd6b4 Clarification on maintenance since clap v3 is out
• 2736281 Upgrade heck
• 358cccf [docs] Add output to all examples
• 4c1a8fc Link to the clap API in the documentation that says all clap methods can be used
• ffd4772 Typo
• da1fff8 v0.3.25
• e83b0fc Merge branch 'master' of github.com:TeXitoi/structopt
• 6dc2963 v0.4.17
• ddb51cb Fix duplication of aliases in subcommands
• Additional commits viewable in compare view

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