chore(shared components): Migrate enzyme to RTL

[justinpark]

SUMMARY

This commit migrates enzyme testing codes by react testing-library for src/components

TESTING INSTRUCTIONS

npm run test

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (2ac2892) 69.18% compared to head (0ebd057) 69.20%.
Report is 6 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #26258      +/-   ##
==========================================
+ Coverage   69.18%   69.20%   +0.02%     
==========================================
  Files        1945     1945              
  Lines       75948    75948              
  Branches     8458     8460       +2     
==========================================
+ Hits        52544    52561      +17     
+ Misses      21219    21209      -10     
+ Partials     2185     2178       -7     

Flag	Coverage Δ
javascript	56.56% <ø> (+0.04%)	⬆️

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[justinpark]

@michael-s-molina @rtexelm could you help this PR review? This commit has been open for a long time, and I recently resolved the rebase conflict as well.

[rusackas]

I had my friend Claude help review it, and all seems well.