Enable the unicorn/no-multiple-promise-resolver-calls linting rule

[timvandermeij]

More information about this rule can be found in the documentation at https://github.com/sindresorhus/eslint-plugin-unicorn/blob/main/docs/rules/no-multiple-promise-resolver-calls.md.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.16%. Comparing base (e9c4923) to head (f3cb423).

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #21786      +/-   ##
==========================================
- Coverage   90.17%   90.16%   -0.02%     
==========================================
  Files         264      264              
  Lines       67268    67268              
==========================================
- Hits        60659    60649      -10     
- Misses       6609     6619      +10     

Flag	Coverage Δ
browsertest	66.30% <ø> (-0.02%)	⬇️
fonttest	9.00% <ø> (ø)
integrationtest	69.38% <ø> (-0.01%)	⬇️
unittest	58.26% <ø> (-0.01%)	⬇️
unittestcli	56.81% <ø> (+0.01%)	⬆️

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