Update MAINTAINERS.md

[jleach]

Summary of Changes

Adjust maintainers as per last Aries Bifold UG call (2023-12-05).

Related Issues

n/a

Pull Request Checklist

Tick all boxes below to demonstrate that you have completed the respective task. If the item does not apply to your this PR check it anyway to make it apparent that there's nothing to do.

• All commits contain a DCO Signed-off-by line (we use the DCO GitHub app to enforce this);
• Updated LICENSE-3RD-PARTY.md for any added dependencies or vendored components;
• Updated documentation as needed for changed code and new or modified features;
• Added sufficient tests so that overall code coverage is not reduced.

If you have any questions to any of the points above, just submit and ask! This checklist is here to help you, not to deter you from contributing!

Pro Tip 🤓

• Read our contribution guide at least once; it will save you a few review cycles!
• Your PR will likely not be reviewed until all the above boxes are checked and all automated tests have passed.

PR template adapted from the Python attrs project.

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (e4c23aa) 61.48% compared to head (a1ba3b6) 61.48%.
Report is 1 commits behind head on main.

Files	Patch %	Lines
packages/legacy/core/App/navigators/TabStack.tsx	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1049   +/-   ##
=======================================
  Coverage   61.48%   61.48%           
=======================================
  Files         170      170           
  Lines        5450     5450           
  Branches     1570     1570           
=======================================
  Hits         3351     3351           
  Misses       2075     2075           
  Partials       24       24           

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