app/eth1wrap: add support for smart contract based signature

[DiogoSantoss]

Add support for eth1 client for smart contract based signature support.
Add --execution-rpc-api CLI flag to specify the JSON-RPC API endpoint.

category: feature
ticket: #3458

[codecov]

Codecov Report

Attention: Patch coverage is 19.65318% with 139 lines in your changes missing coverage. Please review.

Project coverage is 57.28%. Comparing base (55769e0) to head (750e5a3).
Report is 10 commits behind head on main.

Files with missing lines	Patch %	Lines
app/eth1wrap/generated/erc1271.go	0.00%	56 Missing ⚠️
app/eth1wrap/client.go	23.72%	45 Missing ⚠️
cluster/definition.go	7.69%	12 Missing ⚠️
cmd/combine.go	0.00%	12 Missing ⚠️
app/disk.go	0.00%	3 Missing ⚠️
cmd/dkg.go	0.00%	3 Missing ⚠️
cmd/manifest_tools.go	0.00%	1 Missing and 1 partial ⚠️
cluster/lock.go	50.00%	0 Missing and 1 partial ⚠️
cmd/combine/combine.go	85.71%	0 Missing and 1 partial ⚠️
cmd/createcluster.go	85.71%	0 Missing and 1 partial ⚠️
... and 3 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3510      +/-   ##
==========================================
- Coverage   57.40%   57.28%   -0.12%     
==========================================
  Files         217      219       +2     
  Lines       32245    32431     +186     
==========================================
+ Hits        18509    18577      +68     
- Misses      11826    11946     +120     
+ Partials     1910     1908       -2     

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[sonarqubecloud]

Quality Gate passed

Issues
10 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud