Update of SSV clusters to use ETH payment

[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 46.88%. Comparing base (7737183) to head (f63672a).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2860      +/-   ##
==========================================
- Coverage   46.90%   46.88%   -0.03%     
==========================================
  Files         112      112              
  Lines        4835     4835              
  Branches     1338     1338              
==========================================
- Hits         2268     2267       -1     
- Misses       2563     2564       +1     
  Partials        4        4              

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