Add auto-verification of contracts on Etherscan

[naddison36]

Code Change Checklist

To be completed before internal review begins:

• The contract code is complete
• Executable deployment file
• Fork tests that test after the deployment file runs
• Unit tests *if needed
• The owner has done a full checklist review of the code + tests

Internal review:

• Two approvals by internal reviewers

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 41.10%. Comparing base (7fdf6e1) to head (539db43).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2717   +/-   ##
=======================================
  Coverage   41.10%   41.10%           
=======================================
  Files         126      126           
  Lines        5778     5778           
  Branches     1537     1537           
=======================================
  Hits         2375     2375           
  Misses       3401     3401           
  Partials        2        2           

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[shahthepro]

We actually don't need this, I was doing this to test the crosschain strategy on fork

[naddison36]

Fixed with commit 539db43

[shahthepro]

Thanks