Bump github.com/prometheus/exporter-toolkit from 0.12.0 to 0.13.0

Bumps [github.com/prometheus/exporter-toolkit](https://github.com/prometheus/exporter-toolkit) from 0.12.0 to 0.13.0.
- [Release notes](https://github.com/prometheus/exporter-toolkit/releases)
- [Changelog](https://github.com/prometheus/exporter-toolkit/blob/master/CHANGELOG.md)
- [Commits](prometheus/exporter-toolkit@v0.12.0...v0.13.0)

---
updated-dependencies:
- dependency-name: github.com/prometheus/exporter-toolkit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -13,7 +13,7 @@ require (
 	github.com/prometheus/client_golang v1.20.2
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.59.1
-	github.com/prometheus/exporter-toolkit v0.12.0
+	github.com/prometheus/exporter-toolkit v0.13.0
 	github.com/smartystreets/goconvey v1.8.1
 	gopkg.in/ini.v1 v1.67.0
 )

go.sum

@@ -59,8 +59,8 @@ github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p
 github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY=
 github.com/prometheus/common v0.59.1 h1:LXb1quJHWm1P6wq/U824uxYi4Sg0oGvNeUm1z5dJoX0=
 github.com/prometheus/common v0.59.1/go.mod h1:GpWM7dewqmVYcd7SmRaiWVe9SSqjf0UrwnYnpEZNuT0=
-github.com/prometheus/exporter-toolkit v0.12.0 h1:DkE5RcEZR3lQA2QD5JLVQIf41dFKNsVMXFhgqcif7fo=
-github.com/prometheus/exporter-toolkit v0.12.0/go.mod h1:fQH0KtTn0yrrS0S82kqppRjDDiwMfIQUwT+RBRRhwUc=
+github.com/prometheus/exporter-toolkit v0.13.0 h1:lmA0Q+8IaXgmFRKw09RldZmZdnvu9wwcDLIXGmTPw1c=
+github.com/prometheus/exporter-toolkit v0.13.0/go.mod h1:2uop99EZl80KdXhv/MxVI2181fMcwlsumFOqBecGkG0=
 github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc=
 github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk=
 github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=