Tests

Fix spelling errors in CHANGLOG.md #4525

Job	Run time
check	18s
check no_std	31s
check serde	27s
clippy	1m 22s
check no_std kzg-rs	25s
test stable --no-default-features	1m 11s
test stable	46s
docs	58s
fmt	7s
test stable --all-features	1m 12s
check std	17s
test beta --no-default-features	2m 8s
TyposCheck	6s
test beta	2m 1s
test beta --all-features	2m 12s
test nightly --no-default-features	1m 57s
test nightly	1m 55s
test nightly --all-features	2m 3s
	19m 56s

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