cosmwasm: improve wormchain ibc receiver tests #94

Job	Run time
ethereum	1m 3s
Aptos	2m 58s
algorand	7m 6s
node	2m 50s
ethereum-upgrade	4m 12s
relayer-ethereum	1m 5s
solana	4m 55s
Sui	2m 27s
cli	2m 34s
cosmwasm	1m 35s
docker	4s
rust-lint-and-tests (cosmwasm/Cargo.toml)	36s
rust-lint-and-tests (terra/Cargo.toml)	51s
sdk_vaa	1m 13s
rust-lint-and-tests (sdk/rust/Cargo.toml)	35s
spellcheck	14s
terra	6m 56s
terra-2	10m 23s
wormchain	4m 51s
npm-packages	5s
prettier	11s
tilt	1s
node-lint	1s
node-tests	1s
	56m 47s

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