Update Audit Logs API response properties

[seratch]

Summary

This pull request adds missing properties in the Audit Logs API response classes.

Category (place an x in each of the [ ])

• slack_sdk.web.WebClient (sync/async) (Web API client)
• slack_sdk.webhook.WebhookClient (sync/async) (Incoming Webhook, response_url sender)
• slack_sdk.models (UI component builders)
• slack_sdk.oauth (OAuth Flow Utilities)
• slack_sdk.socket_mode (Socket Mode client)
• slack_sdk.audit_logs (Audit Logs API client)
• slack_sdk.scim (SCIM API client)
• slack_sdk.rtm (RTM client)
• slack_sdk.signature (Request Signature Verifier)
• /docs-src (Documents, have you run ./docs.sh?)
• /docs-src-v2 (Documents, have you run ./docs-v2.sh?)
• /tutorial (PythOnBoardingBot tutorial)
• tests/integration_tests (Automated tests for this library)

Requirements (place an x in each [ ])

• I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.
• I've run python setup.py validate after making the changes.

[codecov]

Codecov Report

Merging #1029 (56dab4d) into main (15551b5) will increase coverage by 0.67%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1029      +/-   ##
==========================================
+ Coverage   83.66%   84.34%   +0.67%     
==========================================
  Files          95       95              
  Lines        8792     8880      +88     
==========================================
+ Hits         7356     7490     +134     
+ Misses       1436     1390      -46     

Impacted Files	Coverage Δ
slack_sdk/audit_logs/v1/logs.py	100.00% <100.00%> (+22.66%)	⬆️

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