feat(eslint-plugin): [no-unnecessary-cond] check logical assignments

[Josh-Cena]

PR Checklist

• Addresses an existing open issue: fixes [@typescript-eslint/no-unnecessary-condition] False-negative with ??= #3553
• That issue was marked as accepting prs
• Steps in Contributing were taken

Overview

Fixes #3553

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[typescript-eslint]

Thanks for the PR, @Josh-Cena!

typescript-eslint is a 100% community driven project, and we are incredibly grateful that you are contributing to that community.

The core maintainers work on this in their personal time, so please understand that it may not be possible for them to review your work immediately.

Thanks again!

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[codecov]

Codecov Report

Merging #6594 (2cda91f) into main (006c86d) will increase coverage by 0.00%.
The diff coverage is 100.00%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6594   +/-   ##
=======================================
  Coverage   90.67%   90.67%           
=======================================
  Files         376      376           
  Lines       12849    12853    +4     
  Branches     3783     3785    +2     
=======================================
+ Hits        11651    11655    +4     
  Misses        854      854           
  Partials      344      344           

Flag	Coverage Δ
unittest	90.67% <100.00%> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
...slint-plugin/src/rules/no-unnecessary-condition.ts	98.37% <100.00%> (+0.03%)	⬆️

[bradzacher]

sweet - this looks good to me!