feat(prefer-user-event-setup): adding new rule

[gipcompany]

Checks

• I have read the contributing guidelines.

Changes

• Add prefer-user-event-setup rule to encourage using userEvent.setup() pattern over direct method calls
• Add comprehensive test coverage with 44 test cases covering various usage scenarios
• Add documentation explaining the rule benefits and correct usage patterns
• Update README.md with new rule entry in supported rules table

Context

Closes #646

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.62%. Comparing base (c945daf) to head (1f873f1).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1125      +/-   ##
==========================================
+ Coverage   96.51%   96.62%   +0.10%     
==========================================
  Files          51       52       +1     
  Lines        2872     2963      +91     
  Branches     1176     1226      +50     
==========================================
+ Hits         2772     2863      +91     
  Misses        100      100              

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