Bump honnef.co/go/tools from 0.4.2 to 0.4.3 in /tools

Bumps [honnef.co/go/tools](https://github.com/dominikh/go-tools) from 0.4.2 to 0.4.3.
- [Release notes](https://github.com/dominikh/go-tools/releases)
- [Commits](dominikh/go-tools@v0.4.2...v0.4.3)

---
updated-dependencies:
- dependency-name: honnef.co/go/tools
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

tools/go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/bwplotka/mdox v0.9.0
 	golang.org/x/lint v0.0.0-20210508222113-6edffad5e616
 	golang.org/x/tools v0.7.0
-	honnef.co/go/tools v0.4.2
+	honnef.co/go/tools v0.4.3
 )
 
 require (

tools/go.sum

@@ -1111,8 +1111,8 @@ honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-honnef.co/go/tools v0.4.2 h1:6qXr+R5w+ktL5UkwEbPp+fEvfyoMPche6GkOpGHZcLc=
-honnef.co/go/tools v0.4.2/go.mod h1:36ZgoUOrqOk1GxwHhyryEkq8FQWkUO2xGuSMhUCcdvA=
+honnef.co/go/tools v0.4.3 h1:o/n5/K5gXqk8Gozvs2cnL0F2S1/g1vcGCAx2vETjITw=
+honnef.co/go/tools v0.4.3/go.mod h1:36ZgoUOrqOk1GxwHhyryEkq8FQWkUO2xGuSMhUCcdvA=
 pack.ag/amqp v0.8.0/go.mod h1:4/cbmt4EJXSKlG6LCfWHoqmN0uFdy5i/+YFz+fTfhV4=
 pack.ag/amqp v0.11.0/go.mod h1:4/cbmt4EJXSKlG6LCfWHoqmN0uFdy5i/+YFz+fTfhV4=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=