fix(sol-types): un-break decode revert #1316

Job	Run time
feature-checks	1m 37s
test stable --no-default-features	24s
clippy	36s
docs	22s
test stable	40s
fmt	11s
test stable --all-features	57s
miri --no-default-features	1m 58s
test beta --no-default-features	28s
wasm	19s
test beta	44s
miri	2m 25s
test beta --all-features	54s
miri --all-features	2m 58s
test nightly --no-default-features	29s
test nightly	53s
test nightly --all-features	1m 10s
test 1.65 --no-default-features	1m 27s
test 1.65	1m 26s
test 1.65 --all-features	1m 49s
	21m 47s

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