Fix #945 Log level for rate-limited error logging

[seratch]

This pull request resolves #945

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

• bolt (Bolt for Java)
• bolt-{sub modules} (Bolt for Java - optional modules)
• slack-api-client (Slack API Clients)
• slack-api-model (Slack API Data Models)
• slack-api-*-kotlin-extension (Kotlin Extensions for Slack API Clients)
• slack-app-backend (The primitive layer of Bolt for Java)

Requirements

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[codecov]

Codecov Report

Merging #946 (05e8a99) into main (20c8dca) will not change coverage.
The diff coverage is 0.00%.

@@            Coverage Diff            @@
##               main     #946   +/-   ##
=========================================
  Coverage     76.41%   76.41%           
+ Complexity     3657     3656    -1     
=========================================
  Files           396      396           
  Lines         11055    11055           
  Branches       1096     1096           
=========================================
  Hits           8448     8448           
  Misses         1956     1956           
  Partials        651      651           

Impacted Files	Coverage Δ
...slack/api/methods/impl/AsyncRateLimitExecutor.java	56.98% <0.00%> (ø)
...va/com/slack/api/socket_mode/SocketModeClient.java	67.51% <0.00%> (ø)
...imits/metrics/impl/BaseMemoryMetricsDatastore.java	84.84% <0.00%> (ø)

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