update to exporter-toolkit v0.8.1

Signed-off-by: Perry Naseck <git@perrynaseck.com>

go.mod

@@ -8,28 +8,30 @@ require (
 	github.com/prometheus/client_golang v1.13.0
 	github.com/prometheus/client_model v0.2.0
 	github.com/prometheus/common v0.37.0
-	github.com/prometheus/exporter-toolkit v0.7.1
+	github.com/prometheus/exporter-toolkit v0.8.1
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6
 	gopkg.in/yaml.v2 v2.4.0
 )
 
 require (
 	github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 // indirect
-	github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d // indirect
+	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/coreos/go-systemd/v22 v22.4.0 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/jpillora/backoff v1.0.0 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/procfs v0.8.0 // indirect
-	golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e // indirect
-	golang.org/x/net v0.0.0-20220225172249-27dd8689420f // indirect
-	golang.org/x/oauth2 v0.0.0-20220223155221-ee480838109b // indirect
-	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a // indirect
+	golang.org/x/crypto v0.0.0-20221012134737-56aed061732a // indirect
+	golang.org/x/net v0.0.0-20220909164309-bea034e7d591 // indirect
+	golang.org/x/oauth2 v0.0.0-20220909003341-f21342109be1 // indirect
+	golang.org/x/sync v0.1.0 // indirect
+	golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10 // indirect
 	golang.org/x/text v0.3.7 // indirect
-	google.golang.org/appengine v1.6.6 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )