fix: enable cancun in transaction validator if active at genesis

[Rjected]

Some of the hive tests activate cancun at genesis, then immediately send transactions that the validator would reject with the current logic. This lets the validator activate cancun for hive tests if active at genesis

[codecov]

Codecov Report

Merging #4522 (60f22c7) into main (1ed5ae1) will increase coverage by 0.00%.
The diff coverage is 100.00%.

Files Changed	Coverage Δ
crates/transaction-pool/src/validate/eth.rs	6.94% <100.00%> (+0.78%)	⬆️

... and 7 files with indirect coverage changes

Flag	Coverage Δ
integration-tests	16.73% <0.00%> (-0.01%)	⬇️
unit-tests	63.92% <100.00%> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
reth binary	29.71% <ø> (ø)
blockchain tree	83.58% <ø> (ø)
pipeline	90.56% <ø> (ø)
storage (db)	75.33% <ø> (ø)
trie	94.88% <ø> (ø)
txpool	47.50% <100.00%> (+0.03%)	⬆️
networking	77.43% <ø> (-0.02%)	⬇️
rpc	57.45% <ø> (ø)
consensus	63.40% <ø> (ø)
revm	31.74% <ø> (ø)
payload builder	6.34% <ø> (ø)
primitives	86.47% <ø> (+0.06%)	⬆️

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[mattsse]

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