feat: update link to rhea

DECLARATION.md

@@ -98,7 +98,7 @@ The above is only a partial summary. You should read the Disclaimers & Warnings
 
      [contract.main.burrow.near, contract.beta.burrow.near]
 
-   - “**_Site_**” means the web site, web pages, web applications and information and software available at or accessible through the URL [https://app.burrow.finance/](https://app.burrow.finance) or any sub-URL of such URL.
+   - “**_Site_**” means the web site, web pages, web applications and information and software available at or accessible through the URL [https://lending.rhea.finance/](https://lending.rhea.finance) or any sub-URL of such URL.
    - “**_Near_**”: at each time, the canonical blockchain and virtual machine environment of the Near ‘mainnet’, as recognized by at least a majority of the Near Validators then being operated in good faith in the ordinary course of the network. On the Purchase Date, the Near mainnet is the network associated with ChainID ‘mainnet’.
    - “**_Near Core Nodes_**”: at each time, the internet-connected computers then running unaltered and correctly configured instances of the most up-to-date production release of Near Core (the reference implementation of the Near Protocol at [https://github.com/near/nearcore](https://github.com/near/nearcore).
    - “**_Near Validators_**”: at each time, the Near Core Nodes (by number of $NEAR staked) included at such time by the Near Code as part of the recognized validator set.

components/Header/index.tsx

@@ -134,7 +134,7 @@ const Header = () => {
               alt=""
               className="cursor-pointer"
               onClick={() => {
-                window.open("https://www.ref.finance");
+                window.open("https://www.rhea.finance");
               }}
             />
           </Logo>

pages/_app.tsx

@@ -224,7 +224,7 @@ export default function MyApp({ Component, pageProps }: AppProps) {
             style={{ width: "278px" }}
           >
             <p className="text-sm">
-              You are prohibited from accessing app.burrow.finance due to your location or other
+              You are prohibited from accessing lending.rhea.finance due to your location or other
               infringement of the Terms of Services.
             </p>
             <div