Prop 217: Trade and Earn rewards allocation

Summary
This proposal defines the rewards allocation of Trade & Earn from epoch 74 to epoch 79, which ends on 17 May 2023 (UTC).
Background
The Trade & Earn rewards program was approved by the Injective community to help support the trading volume of Injective and the growth of the exchange dApps built on Injective.
Proposal
This proposal, if approved, will extend Trade & Earn rewards for another 6 weeks. The following is the breakdown of the rewards:
- Epoch 74 - 2,418 INJ
- Epoch 75 - 2,405 INJ
- Epoch 76 - 2,392 INJ
- Epoch 77 - 2,379 INJ
- Epoch 78 - 2,366 INJ
- Epoch 79 - 2,354 INJ