feat:Slashing UAM

[supernovahs]

Fixes #

What Changed?

Slashing UAM

• Adds RegistrationType in data encoding in register operator
• Uses 2 different container , one for m2 quorum using rewardsv2 state, second for operator set using testnet slashing
• modified el writer and reader to know if the case if m2 supported or not.

Reviewer Checklist

• New features are tested and documented
• PR updates the changelog with a description of changes
• PR has one of the changelog-X labels (if applies)
• Code deprecates any old functionality before removing it