Bump regex from 1.5.4 to 1.7.1

[dependabot[bot]]

Bumps regex from 1.5.4 to 1.7.1.

Changelog

Sourced from regex's changelog.

1.7.1 (2023-01-09)

This release was done principally to try and fix the doc.rs rendering for the regex crate.

Performance improvements:

• [PERF #930](rust-lang/regex#930): Optimize replacen. This also applies to replace, but not replace_all.

Bug fixes:

• [BUG #945](rust-lang/regex#945): Maybe fix rustdoc rendering by just bumping a new release?

1.7.0 (2022-11-05)

This release principally includes an upgrade to Unicode 15.

New features:

• [FEATURE #832](rust-lang/regex#916): Upgrade to Unicode 15.

1.6.0 (2022-07-05)

This release principally includes an upgrade to Unicode 14.

New features:

• [FEATURE #832](rust-lang/regex#832): Clarify that Captures::len includes all groups, not just matching groups.
• [FEATURE #857](rust-lang/regex#857): Add an ExactSizeIterator impl for SubCaptureMatches.
• [FEATURE #861](rust-lang/regex#861): Improve RegexSet documentation examples.
• [FEATURE #877](rust-lang/regex#877): Upgrade to Unicode 14.

Bug fixes:

• [BUG #792](rust-lang/regex#792): Fix error message rendering bug.

1.5.6 (2022-05-20)

This release includes a few bug fixes, including a bug that produced incorrect

... (truncated)

Commits

• a9b2e02 1.7.1
• 98c1b63 changelog: 1.7.1
• 9330ea5 ci: harden configuration
• ac2d0e1 impl: optimize replacen loop
• f871a8e 1.7.0
• ca7b99c changelog: 1.7.0
• ea3b132 regex-syntax-0.6.28
• 9a18927 syntax: update to Unicode 15
• 0d0023e rure-0.2.2
• 3bac5c8 capi: add 'rlib' crate type
• Additional commits viewable in compare view

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