* add l2GenesisEcotoneTimeOffset to getting-started/config.sh

* set l2GenesisDeltaTimeOffset to 0

* remove unecessary line

* parse 4844 params in registry-data tool

* update overhead and scalar

* add 4844 fields to the other Genesis literal

* scalar: revert
Co-authored-by: George C. Knee <georgeknee@googlemail.com>

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Co-authored-by: Mark Tyneway <mark.tyneway@gmail.com>