fix(eips): make SignedAuthorizationList arbitrary less fallible #3290

Job	Run time
doctest	2m 15s
test ubuntu-latest stable --no-default-features	2m 4s
clippy	1m 1s
test ubuntu-latest stable	2m 6s
feature-checks	4m 3s
test ubuntu-latest nightly --no-default-features	1m 31s
no-std	23s
test ubuntu-latest nightly	1m 28s
wasm-unknown	1m 20s
test ubuntu-latest 1.76 --no-default-features	1m 20s
wasm-wasi	1m 39s
test ubuntu-latest 1.76	1m 26s
test windows-latest stable --no-default-features	7m 13s
cfg-check	35s
test windows-latest stable	6m 59s
test windows-latest nightly --no-default-features	4m 8s
docs	1m 12s
test windows-latest nightly	4m 25s
test windows-latest 1.76 --no-default-features	4m 47s
test windows-latest 1.76	3m 40s
fmt	14s
	53m 49s

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