fix: use codec v1 for validium encoding

[Thegaram]

No description provided.

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✨ Finishing touches

🧪 Generate unit tests

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch feat/cloak-use-validium-v1

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[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 20 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (feat/cloak@bae85be). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
rollup/internal/utils/utils.go	0.00%	12 Missing ⚠️
rollup/internal/controller/relayer/l2_relayer.go	0.00%	8 Missing ⚠️

Additional details and impacted files

@@ Coverage Diff @@## feat/cloak #1739 +/- ##
=============================================
Coverage ? 36.96% =============================================
Files ? 245 Lines ? 20821 Branches ? 0 =============================================
Hits ? 7697 Misses ? 12305 Partials ? 819 

Flag	Coverage Δ
rollup	35.98% <0.00%> (?)

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