fix: remove typos in the VIP description

Author: chechu

vips/vip-457/bscmainnet.ts

@@ -35,7 +35,7 @@ The **XVS Vault Base Rewards** will be configured in this VIP to distribute 200
 
 #### Disclaimer for Unichain VIPs
 
-Privilege commands on Unichain will be executed by the [](https://etherscan.io/address/0x285960C5B22fD66A736C7136967A3eB15e93CC67)[Guardian wallet](https://uniscan.xyz/address/0x1803Cf1D3495b43cC628aa1d8638A981F8CD341C), until the [Multichain Governance](https://docs-v4.venus.io/technical-reference/reference-technical-articles/multichain-governance) contracts are fully enabled. If this VIP passes, [](https://app.safe.global/transactions/tx?safe=eth:0x285960C5B22fD66A736C7136967A3eB15e93CC67&id=multisig_0x285960C5B22fD66A736C7136967A3eB15e93CC67_0x79ca5d7ef82648f5c52054aa996356da270a60e95a959c595ee3c29defc6a4ca)[this](https://app.safe.global/transactions/tx?safe=unichain:0x1803Cf1D3495b43cC628aa1d8638A981F8CD341C&id=multisig_0x1803Cf1D3495b43cC628aa1d8638A981F8CD341C_0x5c990862fd2ceed2cdaabf3e699e9a70ef1ba2b3fd362d29d2203ce709782d24) multisig transaction will be executed. Otherwise, it will be rejected.`,
+Privilege commands on Unichain will be executed by the [Guardian wallet](https://uniscan.xyz/address/0x1803Cf1D3495b43cC628aa1d8638A981F8CD341C), until the [Omnichain Governance](https://docs-v4.venus.io/technical-reference/reference-technical-articles/omnichain-governance) contracts are fully enabled. If this VIP passes, [this](https://app.safe.global/transactions/tx?safe=unichain:0x1803Cf1D3495b43cC628aa1d8638A981F8CD341C&id=multisig_0x1803Cf1D3495b43cC628aa1d8638A981F8CD341C_0x5c990862fd2ceed2cdaabf3e699e9a70ef1ba2b3fd362d29d2203ce709782d24) multisig transaction will be executed. Otherwise, it will be rejected.`,
     forDescription: "Execute this proposal",
     againstDescription: "Do not execute this proposal",
     abstainDescription: "Indifferent to execution",