Upgrade: bump github.com/sirupsen/logrus from 1.7.1 to 1.8.0

Bumps [github.com/sirupsen/logrus](https://github.com/sirupsen/logrus) from 1.7.1 to 1.8.0.
- [Release notes](https://github.com/sirupsen/logrus/releases)
- [Changelog](https://github.com/sirupsen/logrus/blob/master/CHANGELOG.md)
- [Commits](sirupsen/logrus@v1.7.1...v1.8.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

go.mod

@@ -7,7 +7,7 @@ require github.com/prometheus/client_golang v1.9.0
 require (
 	github.com/Luzilla/godnsbl v1.0.0
 	github.com/miekg/dns v1.1.38
-	github.com/sirupsen/logrus v1.7.1
+	github.com/sirupsen/logrus v1.8.0
 	github.com/smartystreets/goconvey v1.6.4 // indirect
 	github.com/urfave/cli v1.22.5
 	gopkg.in/ini.v1 v1.62.0

go.sum

@@ -288,6 +288,8 @@ github.com/sirupsen/logrus v1.7.0 h1:ShrD1U9pZB12TX0cVy0DtePoCH97K8EtX+mg7ZARUtM
 github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
 github.com/sirupsen/logrus v1.7.1 h1:rsizeFmZP+GYwyb4V6t6qpG7ZNWzA2bvgW/yC2xHCcg=
 github.com/sirupsen/logrus v1.7.1/go.mod h1:4GuYW9TZmE769R5STWrRakJc4UqQ3+QQ95fyz7ENv1A=
+github.com/sirupsen/logrus v1.8.0 h1:nfhvjKcUMhBMVqbKHJlk5RPrrfYr/NMo3692g0dwfWU=
+github.com/sirupsen/logrus v1.8.0/go.mod h1:4GuYW9TZmE769R5STWrRakJc4UqQ3+QQ95fyz7ENv1A=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/goconvey v1.6.4 h1:fv0U8FUIMPNf1L9lnHLvLhgicrIVChEkdzIKYqbNC9s=