build(deps): bump mvdan.cc/gofumpt from 0.1.1 to 0.2.0

Bumps [mvdan.cc/gofumpt](https://github.com/mvdan/gofumpt) from 0.1.1 to 0.2.0.
- [Release notes](https://github.com/mvdan/gofumpt/releases)
- [Changelog](https://github.com/mvdan/gofumpt/blob/master/CHANGELOG.md)
- [Commits](mvdan/gofumpt@v0.1.1...v0.2.0)

---
updated-dependencies:
- dependency-name: mvdan.cc/gofumpt
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -91,10 +91,10 @@ require (
 	github.com/uudashr/gocognit v1.0.5
 	github.com/valyala/quicktemplate v1.7.0
 	github.com/yeya24/promlinter v0.1.0
-	golang.org/x/tools v0.1.7
+	golang.org/x/tools v0.1.8-0.20211102182255-bb4add04ddef
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 	honnef.co/go/tools v0.2.2
-	mvdan.cc/gofumpt v0.1.1
+	mvdan.cc/gofumpt v0.2.0
 	mvdan.cc/interfacer v0.0.0-20180901003855-c20040233aed
 	mvdan.cc/lint v0.0.0-20170908181259-adc824a0674b // indirect
 	mvdan.cc/unparam v0.0.0-20210104141923-aac4ce9116a7