dev: remove bytecode length from return #81

Job	Run time
Spell check / spell-check	12s
Linters / clippy	5m 39s
Linters / check	5m 8s
Linters / fmt	35s
Set up submodules / submodules	2m 46s
Dump katana state / dump	4m 58s
Rust tests / test	4m 44s
	24m 2s

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