Update module github.com/prometheus/client_golang to v1.15.1

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/lunixbochs/struc v0.0.0-20200707160740-784aaebc1d40
 	github.com/mattn/go-sqlite3 v1.14.16
 	github.com/miscreant/miscreant.go v0.0.0-20200214223636-26d376326b75
-	github.com/prometheus/client_golang v1.12.2
+	github.com/prometheus/client_golang v1.15.1
 	github.com/russross/blackfriday/v2 v2.1.0
 	github.com/theckman/go-flock v0.8.1
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.34.0