feat(sol-types)!: rm `validate: bool` #2348

Job	Run time
check no_std	49s
docs	34s
clippy	47s
features stable	1m 35s
fmt	13s
features stable --all-targets	2m 53s
miri --no-default-features	5m 10s
features nightly	1m 36s
miri	5m 29s
features nightly --all-targets	2m 56s
miri --all-features	7m 55s
test ubuntu-latest stable --no-default-features	1m 8s
wasm	21s
test ubuntu-latest stable	1m 9s
test ubuntu-latest nightly --no-default-features	51s
test ubuntu-latest nightly	51s
test ubuntu-latest 1.81 --no-default-features	27s
test ubuntu-latest 1.81	34s
test windows-latest stable --no-default-features	3m 3s
test windows-latest stable	3m 2s
test windows-latest nightly --no-default-features	2m 15s
test windows-latest nightly	2m 19s
test windows-latest 1.81 --no-default-features	1m 26s
test windows-latest 1.81	1m 36s
test ubuntu-latest 1.81 --features json	32s
test windows-latest 1.81 --features json	1m 13s
test ubuntu-latest nightly --all-features	1m 14s
test windows-latest nightly --all-features	2m 42s
deny / cargo deny check	24s
ci success	2s
	55m 6s

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