Bump github.com/gorilla/mux from 1.8.0 to 1.8.1

Bumps [github.com/gorilla/mux](https://github.com/gorilla/mux) from 1.8.0 to 1.8.1.
- [Release notes](https://github.com/gorilla/mux/releases)
- [Commits](gorilla/mux@v1.8.0...v1.8.1)

---
updated-dependencies:
- dependency-name: github.com/gorilla/mux
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -4,7 +4,7 @@ go 1.18
 
 require (
 	github.com/golang/gddo v0.0.0-20210115222349-20d68f94ee1f
-	github.com/gorilla/mux v1.8.0
+	github.com/gorilla/mux v1.8.1
 	github.com/muir/nape v0.2.2
 	github.com/muir/nchi v0.1.1
 	github.com/muir/nject v1.8.0

go.sum

@@ -15,8 +15,9 @@ github.com/golang/snappy v0.0.0-20170215233205-553a64147049/go.mod h1:/XxbfmMg8l
 github.com/google/go-cmp v0.1.1-0.20171103154506-982329095285 h1:voz4XQjiyYyhlp7CjBDaTejOZGKv3R9+5PM5QrDgegQ=
 github.com/google/go-cmp v0.1.1-0.20171103154506-982329095285/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/googleapis/gax-go v2.0.0+incompatible/go.mod h1:SFVmujtThgffbyetf+mdk2eWhX2bMyUtNHzFKcPA9HY=
-github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
 github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
+github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY=
+github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ=
 github.com/gregjones/httpcache v0.0.0-20170920190843-316c5e0ff04e/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA=
 github.com/hashicorp/hcl v0.0.0-20170914154624-68e816d1c783/go.mod h1:oZtUIOe8dh44I2q6ScRibXws4Ajl+d+nod3AaR9vL5w=
 github.com/inconshreveable/log15 v0.0.0-20170622235902-74a0988b5f80/go.mod h1:cOaXtrgN4ScfRrD9Bre7U1thNq5RtJ8ZoP4iXVGRj6o=