Reduce UST to LUNA min_spread from 0.5% to 0.1%

[gs390]

@Milodeus

Or possibly increase the size of the base pool.

Create another topic to for base pool increase:

Increase basepool to 100M SDR and decrease PoolRecoveryPeriod to 24 blocks. Estimated minting capacity of $900M

Summary UST has lost peg to $1 for multiple days starting from May 8th, 2022. UST peg has not recovered from more than a couple days now. There are a large amount of UST withdrawal, but burning of UST is slow. Proposal is to: Increase basepool from 50M to 100M SDR Decrease PoolRecoveryBlock from 36 to 24 This will increase minting capacity from $293M to ~$900M Motivation Starting from May 9th to May 10th 2022, about $8B UST were withdrawn from Anchor Protocol ($14B.- $6B = $8B) [Scree…