Fellow Hydrators 💦

This proposal, if approved, will create the following DCA schedule:
- Swap 10,000 H2O for HDX
  - 2.222 H2O per trade
  - every 22  blocks
  - 1.5% slippage limit
- 9 max retries
- estimated to last for ~11 days

This is proposal while only doing the above DCA (Identical setup to tranche 1 and 3 https://hydration.subsquare.io/referenda/15) has the following purpose:

To keep the buybacks continuing after the launch of GDOT in the coming days.

#60 HDX buyback with Treasury H2O - Tranche 5