feat(4213): rounded square network icons

[vinnyhoward]

Description

Related issues

Fixes:

Manual testing steps

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Screenshots/Recordings

Before

After

Pre-merge author checklist

• I’ve followed MetaMask Contributor Docs and MetaMask Mobile Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 64.12%. Comparing base (d1d22d7) to head (f233424).
Report is 76 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #13988      +/-   ##
==========================================
+ Coverage   63.42%   64.12%   +0.69%     
==========================================
  Files        2093     2155      +62     
  Lines       45277    45934     +657     
  Branches     6234     6399     +165     
==========================================
+ Hits        28717    29454     +737     
+ Misses      14676    14560     -116     
- Partials     1884     1920      +36     

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud