feat: add eip2124 forkid #86

Job	Run time
doctest	13s
docs	21s
clippy	11s
feature-checks	15s
fmt	10s
cfg-check	15s
no-std	11s
wasm-unknown	13s
wasm-wasi	14s
test ubuntu-latest stable --no-default-features	15s
test ubuntu-latest stable	16s
test ubuntu-latest stable --all-features	32s
test ubuntu-latest nightly --no-default-features	22s
test ubuntu-latest nightly	23s
test ubuntu-latest nightly --all-features	37s
test ubuntu-latest 1.81 --no-default-features	17s
test ubuntu-latest 1.81	19s
test windows-latest stable --no-default-features	1m 18s
test windows-latest stable	2m 39s
test windows-latest stable --all-features	2m 31s
test windows-latest nightly --no-default-features	1m 5s
test windows-latest nightly	59s
test windows-latest nightly --all-features	1m 32s
test windows-latest 1.81 --no-default-features	46s
test windows-latest 1.81	55s
	16m 49s

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