use l1 batch header for settlment layer storage

[Deniallugo]

What ❔

Why ❔

Is this a breaking change?

• Yes
• No

Operational changes

Checklist

• PR title corresponds to the body of PR (we generate changelog entries from PRs).
• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.
• Code has been formatted via zkstack dev fmt and zkstack dev lint.

[github-actions]

Hey there! 👋🏼

We require pull request titles to follow the Conventional Commits specification and it looks like your proposed title needs to be adjusted.
Examples of valid PR titles:

• feat(eth_sender): Support new transaction type
• fix(state_keeper): Correctly handle edge case
• ci: Add new workflow for linting

Details:

No release type found in pull request title "use l1 batch header for settlment layer storage". Add a prefix to indicate what kind of release this pull request corresponds to. For reference, see https://www.conventionalcommits.org/

Available types:
 - feat: A new feature
 - fix: A bug fix
 - docs: Documentation only changes
 - style: Changes that do not affect the meaning of the code (white-space, formatting, missing semi-colons, etc)
 - refactor: A code change that neither fixes a bug nor adds a feature
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