feat(optimism/opcodes): add `PUSH0`

[failfmi]

Detailed description:

• https://community.optimism.io/docs/developers/build/differences/#opcode-differences

Which issue(s) this PR fixes: Fixes #none

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Name	Status	Preview	Updated (UTC)
rollup-codes	✅ Ready (Inspect)	Visit Preview	Aug 16, 2023 9:24am