[GIP-63] Add Curve v2 farms to WETH pool

Abstract

This is a suggestion to add Curve v2 pools into the Allowed List / AllowedContracts for Credit Account users, applicable to WETH pool.

Motivation

The current problem (or rather, a situation dictated by the early stage of Gearbox Protocol) stems from the current leverage opportunities being very limited. Curve and Convex safe pools have long been not paying much, which is reasonable: lower risk = lower pay. What that leads to is: low rates available for leverage strategies → low max interest rate borrowers are prepared to pay → low participation on the passive lending side. It…