Bump github.com/slack-go/slack from 0.17.2 to 0.17.3

Bumps [github.com/slack-go/slack](https://github.com/slack-go/slack) from 0.17.2 to 0.17.3.
- [Release notes](https://github.com/slack-go/slack/releases)
- [Changelog](https://github.com/slack-go/slack/blob/master/history.go)
- [Commits](slack-go/slack@v0.17.2...v0.17.3)

---
updated-dependencies:
- dependency-name: github.com/slack-go/slack
  dependency-version: 0.17.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/jrallison/go-workers v0.0.0-20180112190529-dbf81d0b75bb
 	github.com/k0kubun/pp v3.0.1+incompatible
 	github.com/sirupsen/logrus v1.9.3
-	github.com/slack-go/slack v0.17.2
+	github.com/slack-go/slack v0.17.3
 	github.com/thoas/go-funk v0.9.3
 	golang.org/x/oauth2 v0.30.0
 )

go.sum

@@ -60,8 +60,8 @@ github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZV
 github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
-github.com/slack-go/slack v0.17.2 h1:UG3IG9qwdU6gJ5uIMmvxZ6FuljgUajUa6Hj1BZGnEnU=
-github.com/slack-go/slack v0.17.2/go.mod h1:X+UqOufi3LYQHDnMG1vxf0J8asC6+WllXrVrhl8/Prk=
+github.com/slack-go/slack v0.17.3 h1:zV5qO3Q+WJAQ/XwbGfNFrRMaJ5T/naqaonyPV/1TP4g=
+github.com/slack-go/slack v0.17.3/go.mod h1:X+UqOufi3LYQHDnMG1vxf0J8asC6+WllXrVrhl8/Prk=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=