bump katana to `v1.0.0-alpha.19` #2266

Job	Run time
Rust tests / hive-prepare	10m 49s
Spell check / spell-check	10s
Deno tests / test	41s
Rust tests / test	15m 39s
Trunk check / Trunk	8m 21s
Rust tests / hive-test (ethereum/rpc)	8m 44s
Rust tests / hive-test (ethereum/rpc-compat, debug_getRawReceipts, debug_getRawTransaction/get-tx$, debug_getR...	1m 41s
	46m 5s

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