test(all): add more tests

[davidtaikocha]

Increased code coverage to 60%+

[codecov]

Codecov Report

Merging #439 (a2c6537) into main (93b9ecf) will increase coverage by 8.16%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##             main     #439      +/-   ##
==========================================
+ Coverage   53.21%   61.38%   +8.16%     
==========================================
  Files          44       44              
  Lines        5160     5104      -56     
==========================================
+ Hits         2746     3133     +387     
+ Misses       2137     1660     -477     
- Partials      277      311      +34     

Files	Coverage Δ
driver/state/state.go	61.97% <ø> (-0.40%)	⬇️
proposer/prover_selector/eth_fee_eoa_selector.go	68.35% <100.00%> (+68.35%)	⬆️
driver/chain_syncer/beaconsync/progress_tracker.go	69.12% <66.66%> (-3.83%)	⬇️
driver/chain_syncer/beaconsync/syncer.go	0.00% <0.00%> (ø)
prover/prover.go	51.52% <0.00%> (+0.59%)	⬆️
pkg/rpc/utils.go	25.72% <0.00%> (ø)
driver/chain_syncer/chain_syncer.go	44.57% <0.00%> (+3.00%)	⬆️
driver/state/l1_current.go	61.01% <53.84%> (+29.01%)	⬆️

... and 8 files with indirect coverage changes

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