If sender is yield earning and recipient is non-yield earning
participantprincipalOfEarningSupplyMToken,sender=amount/indexnow
balanceOfMToken,sender−=principalOfEarningSupplyMToken,sender
totalPrincipalOfEarningSupply−=principalOfEarningSupplyMToken,sender
balanceOfMToken,recipient+=amount
totalNonEarningSupply+=amount