Bump com.slack.api:bolt-socket-mode from 1.30.0 to 1.31.0 (#169)

Bumps [com.slack.api:bolt-socket-mode](https://github.com/slackapi/java-slack-sdk) from 1.30.0 to 1.31.0.
- [Release notes](https://github.com/slackapi/java-slack-sdk/releases)
- [Changelog](https://github.com/slackapi/java-slack-sdk/blob/main/jSlack_changelog.md)
- [Commits](slackapi/java-slack-sdk@v1.30.0...v1.31.0)

---
updated-dependencies:
- dependency-name: com.slack.api:bolt-socket-mode
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -77,7 +77,7 @@
         <dependency>
             <groupId>com.slack.api</groupId>
             <artifactId>bolt-socket-mode</artifactId>
-            <version>1.30.0</version>
+            <version>1.31.0</version>
         </dependency>
         <dependency>
             <groupId>javax.websocket</groupId>