Jh/steth swap (ribbon-finance#512)

* Added curve to typechain

* WIP: multicall

* WIP: - Update with deposit helper once deployed

* Able to deposit into steth vault using STETHDepositHelper

* updated display asset for steth from eth -> steth

* prettier lint. removed unused balancer packages

Author: cjinghong

governance/package.json

@@ -3,7 +3,6 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@balancer-labs/sor": "^1.0.0",
     "@craco/craco": "^6.1.1",
     "@testing-library/jest-dom": "^5.11.4",
     "@testing-library/react": "^11.1.0",

nft-drop/package.json

@@ -3,7 +3,6 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@balancer-labs/sor": "^1.0.0",
     "@craco/craco": "^6.1.1",
     "@testing-library/jest-dom": "^5.11.4",
     "@testing-library/react": "^11.1.0",