Update EST dev fixtures to v7.1.0 (May 13)

[holgerd77]

This PR updates the EST submodule to include the latest fixtures from the v7.1.0 release, see ethereumjs/execution-spec-tests-fixtures#15.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 71.75%. Comparing base (20ca401) to head (1c6c0d8).

Additional details and impacted files

Flag	Coverage Δ
block	87.33% <ø> (ø)
blockchain	88.82% <ø> (ø)
common	93.44% <ø> (ø)
evm	59.77% <ø> (ø)
mpt	89.64% <ø> (ø)
statemanager	78.04% <ø> (ø)
static	91.35% <ø> (ø)
tx	87.81% <ø> (ø)
util	80.83% <ø> (ø)
vm	51.22% <ø> (ø)

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[github-actions]

📦 Bundle Size Analysis

Package	Size (min+gzip)	Δ
binarytree	17.5 KB	⚪ ±0%
block	43.8 KB	⚪ ±0%
blockchain	69.9 KB	⚪ ±0%
common	25.4 KB	⚪ ±0%
devp2p	17.7 KB	⚪ ±0%
e2store	87.3 KB	⚪ ±0%
ethash	61.8 KB	⚪ ±0%
evm	63.9 KB	⚪ ±0%
genesis	272.2 KB	⚪ ±0%
mpt	21.9 KB	⚪ ±0%
rlp	1.7 KB	⚪ ±0%
statemanager	41.3 KB	⚪ ±0%
testdata	43.8 KB	⚪ ±0%
tx	20.9 KB	⚪ ±0%
util	13.2 KB	⚪ ±0%
vm	156.9 KB	⚪ ±0%
wallet	15.0 KB	⚪ ±0%

Values are minified+gzipped bundles of each package entry. Workspace deps are bundled; external deps are excluded.

_{Generated by bundle-size workflow}