Bump regex from 1.7.0 to 1.7.1

Bumps [regex](https://github.com/rust-lang/regex) from 1.7.0 to 1.7.1.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/regex/compare/1.7.0...1.7.1)

---
updated-dependencies:
- dependency-name: regex
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -552,9 +552,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
+checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
 dependencies = [
  "aho-corasick",
  "memchr",

Cargo.toml

@@ -35,7 +35,7 @@ percent-encoding = "2.2.0"
 pulldown-cmark = "0.9.2"
 pulldown-cmark-to-cmark = "10.0.4"
 rayon = "1.6.0"
-regex = "1.7.0"
+regex = "1.7.1"
 serde_yaml = "0.9.14"
 slug = "0.1.4"
 snafu = "0.7.3"