feat(prover): prover skip every N blocks

[cyberhorsey]

will help with backlog as many people are competign for same block even with 60k+ unverified blocks, users can each set to a different value.

[codecov]

Codecov Report

Merging #362 (d2a2cbb) into main (24b9309) will decrease coverage by 0.22%.
The diff coverage is 22.22%.

@@            Coverage Diff             @@
##             main     #362      +/-   ##
==========================================
- Coverage   52.07%   51.86%   -0.22%     
==========================================
  Files          35       35              
  Lines        4499     4516      +17     
==========================================
- Hits         2343     2342       -1     
- Misses       1893     1908      +15     
- Partials      263      266       +3     

Files Changed	Coverage Δ
prover/prover.go	35.54% <16.66%> (-0.41%)	⬇️
prover/config.go	88.65% <33.33%> (-3.65%)	⬇️

... and 1 file with indirect coverage changes

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more