Update README.md

update NEST address

Author: MLY0813

README.md

@@ -56,7 +56,7 @@ npx truffle migrate --network ropsten
 ### 2021-11-20@bsc_main
 | Name | Interfaces | bsc_main |
 | ---- | ---- | ---- |
-| nest | IERC20 | 0x98f8669F6481EbB341B522fCD3663f79A3d1A6A7 |
+| nest | IERC20 | 0xcd6926193308d3b371fdd6a6219067e550000000 |
 | pusd | IERC20 | 0x9b2689525e07406D8A6fB1C40a1b86D2cd34Cbb2 |
 | peth | IERC20 | 0x556d8bF8bF7EaAF2626da679Aa684Bac347d30bB |
 | nestGovernance | INestGovernance | 0x7b5ee1Dc65E2f3EDf41c798e7bd3C22283C3D4bb |
@@ -81,4 +81,4 @@ npx truffle migrate --network ropsten
 | pbtc | IERC20 | 0x32D4a9a94537a88118e878c56b93009Af234A6ce |
 | nest | IERC20 | 0x98f8669F6481EbB341B522fCD3663f79A3d1A6A7 |
 | nestGovernance | INestGovernance | 0x7b5ee1Dc65E2f3EDf41c798e7bd3C22283C3D4bb |
-| nestBatchMining | INestBatchMining, INestBatchPriceView, INestBatchPrice2 | 0x7DBe94A4D6530F411A1E7337c7eb84185c4396e6 |
+| nestBatchMining | INestBatchMining, INestBatchPriceView, INestBatchPrice2 | 0x7DBe94A4D6530F411A1E7337c7eb84185c4396e6 |