deps(go): Bump github.com/gosimple/slug from 1.14.0 to 1.15.0

Bumps [github.com/gosimple/slug](https://github.com/gosimple/slug) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/gosimple/slug/releases)
- [Commits](gosimple/slug@v1.14.0...v1.15.0)

---
updated-dependencies:
- dependency-name: github.com/gosimple/slug
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/aws/aws-sdk-go v1.55.5
 	github.com/fullsailor/pkcs7 v0.0.0-20190404230743-d7302db945fa
 	github.com/google/uuid v1.6.0
-	github.com/gosimple/slug v1.14.0
+	github.com/gosimple/slug v1.15.0
 	github.com/hack-pad/hackpadfs v0.2.4
 	github.com/hairyhenderson/go-fsimpl v0.2.1
 	github.com/hairyhenderson/toml v0.4.2-0.20210923231440-40456b8e66cf

go.sum

@@ -275,8 +275,8 @@ github.com/gorilla/handlers v1.5.2 h1:cLTUSsNkgcwhgRqvCNmdbRWG0A3N4F+M2nWKdScwyE
 github.com/gorilla/handlers v1.5.2/go.mod h1:dX+xVpaxdSw+q0Qek8SSsl3dfMk3jNddUkMzo0GtH0w=
 github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY=
 github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ=
-github.com/gosimple/slug v1.14.0 h1:RtTL/71mJNDfpUbCOmnf/XFkzKRtD6wL6Uy+3akm4Es=
-github.com/gosimple/slug v1.14.0/go.mod h1:UiRaFH+GEilHstLUmcBgWcI42viBN7mAb818JrYOeFQ=
+github.com/gosimple/slug v1.15.0 h1:wRZHsRrRcs6b0XnxMUBM6WK1U1Vg5B0R7VkIf1Xzobo=
+github.com/gosimple/slug v1.15.0/go.mod h1:UiRaFH+GEilHstLUmcBgWcI42viBN7mAb818JrYOeFQ=
 github.com/gosimple/unidecode v1.0.1 h1:hZzFTMMqSswvf0LBJZCZgThIZrpDHFXux9KeGmn6T/o=
 github.com/gosimple/unidecode v1.0.1/go.mod h1:CP0Cr1Y1kogOtx0bJblKzsVWrqYaqfNOnHzpgWw4Awc=
 github.com/hack-pad/hackpadfs v0.2.4 h1:7pmzQGR6JsGq/uB0JWxd3wTBi7I85f46CHGvcfrJsiE=