feat: await-async-* declare .finally(...) usages as handled

[bonkevin]

Checks

• I have read the contributing guidelines.

Changes

• await-async-queries & await-async-utils: .finally(...) usages declare the promise as handled

Context

Following #1059 changes that added .catch compatibility to await-async-queries and await-async-utils, this PR handles .finally usages.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.41%. Comparing base (bef5e4b) to head (0626757).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1074   +/-   ##
=======================================
  Coverage   96.41%   96.41%           
=======================================
  Files          50       50           
  Lines        2679     2680    +1     
  Branches     1099     1099           
=======================================
+ Hits         2583     2584    +1     
  Misses         96       96           

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