chore(katana): clean up txn hash test (#1941) #1

Job	Run time
docs	12m 15s
clippy	15m 52s
cairofmt	8s
dojo-spawn-and-move-example-test	12m 37s
dojo-core-test	12m 56s
dojo-world-bindings-check	7m 0s
ensure-windows	26m 35s
test	1s
ensure-wasm	7m 40s
fmt	1m 54s
test-hurl	5m 22s
	1h 42m 20s

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