Pooja Ranjan <29681685+poojaranjan at users.noreply.github.com>
Update EIP-3860: Move to Last Call (#6835)
* Prome EIP-3860 to Last Call
* Update eip-3860.md
removed the example of EIP-3670
* Update EIPS/eip-3860.md
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Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>