Tests

feat: extract and export `estimate_tx_compressed_size` #4795

Job	Run time
check	24s
check no_std	29s
clippy	1m 18s
check serde	28s
check no_std kzg-rs	36s
check std	24s
docs	1m 9s
fmt	13s
test stable --no-default-features	34s
TyposCheck	8s
test stable	30s
test stable --all-features	1m 1s
test beta --no-default-features	28s
test beta	31s
test beta --all-features	54s
test nightly --no-default-features	36s
test nightly	31s
test nightly --all-features	52s
	11m 6s

Provide feedback