url fix

Author: allywhiting

docs/get-started/build/network-info.mdx

@@ -19,7 +19,7 @@ import TabItem from "@theme/TabItem";
       </tr>
       <tr>
           <td align="left"><b>RPC URL</b></td>
-          <td align="left">https://rpc.linea.build or via <a href="https://support.linea.build/hc/en-us/articles/15752713253147">Infura</a> (recommended)</td>
+          <td align="left">https://rpc.linea.build or via <a href="https://docs.metamask.io/services/get-started/endpoints#linea">Infura</a> (recommended)</td>
       </tr>
       <tr>
           <td align="left"><b>Chain ID</b></td>
@@ -43,7 +43,7 @@ import TabItem from "@theme/TabItem";
       </tr>
       <tr>
           <td align="left"><b>RPC URL</b></td>
-          <td align="left">https://rpc.sepolia.linea.build or via <a href="https://support.linea.build/hc/en-us/articles/15752713253147">Infura</a> (recommended)</td>
+          <td align="left">https://rpc.sepolia.linea.build or via <a href="https://docs.metamask.io/services/get-started/endpoints#linea">Infura</a> (recommended)</td>
       </tr>
       <tr>
           <td align="left"><b>Chain ID</b></td>