airdrop v2 beasts to v1 holders

[loothero]

We're adding beast health to the Beasts so that they can be more easily used for on-chain combat. Holders of the current V1 beasts will get airdropped a V2 which will include the starting health of their beast.

To do this we need to get the starting health of all of those beasts from our indexer. If we don't store it directly, we can derive it from the beast seed which I know we store