Host crowdcast stakedrop video on our website

[creckhow-zz]

Part of Stakedrop section of keep.network. If the design decision is made to not embed the video, it must be accessible and sharable from the stakedrop page.

[creckhow-zz]

Pinging @liz-shinn for this one, and I guess @ironng much later down the road. Please assign yourself if you agree.

[liz-shinn]

Video currently hosted on our YouTube page here: https://www.youtube.com/channel/UCklACXAd1CAQcjbKaStIahw