vm: verkle adjustments

[gabrocheleau]

This PR extracts 4 verkle-related adjustments that were done in this PR : #3716 . These are required to pass postState checks and eip-6800 tests

[codecov]

Codecov Report

Attention: Patch coverage is 4.16667% with 23 lines in your changes missing coverage. Please review.

Project coverage is 28.06%. Comparing base (88ef815) to head (abb3815).
Report is 1 commits behind head on master.

Additional details and impacted files

Flag	Coverage Δ
block	67.57% <ø> (ø)
blockchain	83.50% <ø> (ø)
client	0.00% <ø> (ø)
common	89.88% <ø> (ø)
devp2p	0.00% <ø> (ø)
evm	64.89% <ø> (ø)
genesis	0.00% <ø> (ø)
mpt	52.12% <ø> (+0.18%)	⬆️
statemanager	68.85% <100.00%> (+0.02%)	⬆️
tx	76.70% <ø> (ø)
util	73.46% <ø> (ø)
vm	57.65% <0.00%> (ø)
wallet	0.00% <ø> (ø)

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