Fix spec diff with comments. Fixes #7856 #7872
Merged
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What type of PR is this?
Other
What does this PR do? Why is it needed?
The eth1 block time is used to compute the eth1data voting window. We must match with other clients
or mainnet will have a difficult time voting on eth1data.
Which issues(s) does this PR fix?
Fixes #7856
Other notes for review
Do not merge without approval from @nisdas.
I think this also affects how we fetch block headers.