chore: update the minimal proxy contract assembly

[hedgar2017]

Update the minimal proxy contract assembly.
It's about 20% shorter after including all recent optimizations.

Checklist

• PR title corresponds to the body of PR.
• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.
• Code has been formatted via cargo fmt and checked with cargo clippy.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 64.14%. Comparing base (44cc0ea) to head (6888da6).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #132   +/-   ##
=======================================
  Coverage   64.14%   64.14%           
=======================================
  Files          53       53           
  Lines        4398     4398           
=======================================
  Hits         2821     2821           
  Misses       1577     1577           

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