op-e2e/system: add test for minting to a delegated account

[meyer9]

Description

Adds a test for minting to a delegated account.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 42.41%. Comparing base (f21f368) to head (b9bbc99).
Report is 15 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #15090      +/-   ##
===========================================
- Coverage    46.43%   42.41%   -4.02%     
===========================================
  Files         1183     1011     -172     
  Lines       101030    90773   -10257     
===========================================
- Hits         46911    38501    -8410     
+ Misses       50787    49107    -1680     
+ Partials      3332     3165     -167     

Flag	Coverage Δ
cannon-go-tests-32	?
cannon-go-tests-64	?
contracts-bedrock-tests	?

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see 176 files with indirect coverage changes

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[geoknee]

👏

This overall looks good. Most of my comments are about tidying up which would be great to do.

[Ethnical]

Can we merge this PR @meyer9 @geoknee in your opinion or something else is missing?

[sebastianst]

Can we merge this PR @meyer9 @geoknee in your opinion or something else is missing?

It should be converted into an actions/proof test. Tracking here #15123 so we can merge this to tick the boxes.