Build

update ci and clean guest-examples (#96) #262

Job	Run time
clippy-root	38s
check-fmt	22s
check-wasm	2m 0s
clippy-guests	2m 41s
generate-guest-matrix	8s
test	56s
build-guest (total-supply)	2m 58s
build-guest (swap-info)	3m 0s
build-guest (sum-balance)	2m 59s
build-guest (sum-balance-percent)	3m 0s
collect-guests	3s
	18m 45s

Provide feedback