version 1.22.1

Changes

• [bolt] #984 Add granular user change events - Thanks @seratch
• [slack-api-client] #983 Tweaking warnings related to missing accessibility fields text and fallback when posting messages - Thanks @filmaj
• [slack-api-client] Add new properties to Audit Logs API response classes - Thanks @seratch

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• All issues/pull requests: https://github.com/slackapi/java-slack-sdk/milestone/57?closed=1
• All changes: v1.22.0...v1.22.1