Fix errors that will occur in python3.11

[Youtong0826]

Summary

Fix errors that will occur in python3.11 and decorator not use function name

Information

• This PR fixes an issue.
• This PR adds something new (e.g. new method or parameters).
• This PR is a breaking change (e.g. methods or parameters removed/renamed).
• This PR is not a code change (e.g. documentation, README, typehinting,
  examples, ...).

Checklist

• I have searched the open pull requests for duplicates.
• If code changes were made then they have been tested.
• I have updated the documentation to reflect the changes.
• If type: ignore comments were used, a comment is also left explaining why.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@e4aa8e2). Click here to learn what that means.
The diff coverage is 100.00%.

❗ Current head 311cda2 differs from pull request most recent head 802cf80. Consider uploading reports for the commit 802cf80 to get more accurate results

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #1680   +/-   ##
=========================================
  Coverage          ?   33.25%           
=========================================
  Files             ?       95           
  Lines             ?    18412           
  Branches          ?        0           
=========================================
  Hits              ?     6123           
  Misses            ?    12289           
  Partials          ?        0           

Flag	Coverage Δ
pytest	33.25% <100.00%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
discord/utils.py	31.98% <100.00%> (ø)

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