fix(`sol!`): rm fake transport from contract expansion #2305

Job	Run time
clippy	42s
docs	34s
check no_std	48s
features stable	2m 13s
features stable --all-targets	3m 24s
fmt	10s
miri --no-default-features	5m 3s
features nightly	1m 30s
miri	5m 10s
features nightly --all-targets	2m 49s
miri --all-features	7m 57s
test ubuntu-latest stable --no-default-features	1m 10s
wasm	36s
test ubuntu-latest stable	1m 13s
test ubuntu-latest nightly --no-default-features	50s
test ubuntu-latest nightly	50s
test ubuntu-latest 1.81 --no-default-features	38s
test ubuntu-latest 1.81	36s
test windows-latest stable --no-default-features	2m 54s
test windows-latest stable	2m 58s
test windows-latest nightly --no-default-features	1m 44s
test windows-latest nightly	1m 50s
test windows-latest 1.81 --no-default-features	1m 14s
test windows-latest 1.81	2m 8s
test ubuntu-latest 1.81 --features json	46s
test windows-latest 1.81 --features json	2m 12s
test ubuntu-latest nightly --all-features	1m 10s
test windows-latest nightly --all-features	3m 11s
deny / cargo deny check	14s
ci success	1s
	56m 35s

Provide feedback