Tests

chore(op): backport isthmus operator fee #4941

Job	Run time
check no_std	21s
check	22s
check no_std kzg-rs	24s
check serde	21s
check std	26s
clippy	1m 13s
docs	1m 15s
fmt	10s
test stable --no-default-features	37s
TyposCheck	5s
test stable	39s
test stable --all-features	50s
test beta --no-default-features	39s
test beta	38s
test beta --all-features	1m 3s
test nightly --no-default-features	29s
test nightly	30s
test nightly --all-features	53s
	10m 55s

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