eth2util/deposit: add sepolia and rename prater to goerli

[xenowits]

• Add sepolia to supported networks (forkVersion: "0x90000069")
• Rename all occurences of prater to goerli

category: refactor
ticket: #935

[codecov]

Codecov Report

Merging #943 (72613af) into main (ac14f0f) will increase coverage by 0.03%.
The diff coverage is 40.00%.

@@            Coverage Diff             @@
##             main     #943      +/-   ##
==========================================
+ Coverage   54.19%   54.23%   +0.03%     
==========================================
  Files         116      116              
  Lines       12672    12677       +5     
==========================================
+ Hits         6868     6875       +7     
+ Misses       4807     4806       -1     
+ Partials      997      996       -1     

Impacted Files	Coverage Δ
dkg/dkg.go	48.66% <0.00%> (-0.24%)	⬇️
eth2util/deposit/deposit.go	53.73% <0.00%> (ø)
cmd/createcluster.go	48.55% <75.00%> (+1.29%)	⬆️
cmd/createdkg.go	74.41% <100.00%> (ø)
p2p/p2p.go	19.70% <0.00%> (-0.73%)	⬇️
core/dutydb/memory.go	71.91% <0.00%> (+1.27%)	⬆️

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.