Bump github.com/slack-go/slack from 0.10.0 to 0.10.1

Bumps [github.com/slack-go/slack](https://github.com/slack-go/slack) from 0.10.0 to 0.10.1.
- [Release notes](https://github.com/slack-go/slack/releases)
- [Changelog](https://github.com/slack-go/slack/blob/master/CHANGELOG.md)
- [Commits](https://github.com/slack-go/slack/compare/v0.10.0...v0.10.1)

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

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

vendor/github.com/slack-go/slack/README.md

@@ -1,9 +1,9 @@
 Slack API in Go [![Go Reference](https://pkg.go.dev/badge/github.com/slack-go/slack.svg)](https://pkg.go.dev/github.com/slack-go/slack)
 ===============
 
-This is the original Slack library for Go created by Norberto Lopes, transferred to a Github organization.
+This is the original Slack library for Go created by Norberto Lopes, transferred to a GitHub organization.
 
-[![Join the chat at https://gitter.im/go-slack/Lobby](https://badges.gitter.im/go-slack/Lobby.svg)](https://gitter.im/go-slack/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+You can also chat with us on the #slack-go, #slack-go-ja Slack channel on the Gophers Slack.
 
 ![logo](logo.png "icon")