feat: eip7702 #5

Job	Run time
cfg-check	12s
docs	15s
clippy	9s
feature-checks	24s
fmt	14s
doctest	12s
no-std	8s
wasm-unknown	14s
wasm-wasi	14s
test ubuntu-latest stable --no-default-features	17s
test ubuntu-latest stable	19s
test ubuntu-latest stable --all-features	39s
test ubuntu-latest nightly --no-default-features	16s
test ubuntu-latest nightly	17s
test ubuntu-latest nightly --all-features	29s
test ubuntu-latest 1.76 --no-default-features	21s
test ubuntu-latest 1.76	21s
test windows-latest stable --no-default-features	49s
test windows-latest stable	55s
test windows-latest stable --all-features	1m 15s
test windows-latest nightly --no-default-features	46s
test windows-latest nightly	43s
test windows-latest nightly --all-features	1m 5s
test windows-latest 1.76 --no-default-features	32s
test windows-latest 1.76	31s
	11m 37s

Provide feedback