Add `offset` and `min_slot` to `beacon_blocks_by_head` - #5265

arnetheduck wants to merge 3 commits into

Add `offset` and `min_slot` to `beacon_blocks_by_head`#5265
arnetheduck wants to merge 3 commits into
ethereum:masterfrom
status-im:head-offset

`beacon_blocks_by_head`: add offset, min_slot