fix: handle null or undefined account value

Co-authored-by: abbesBenayache <[email protected]>

Author: ErwanDecoster

src/routes/$chainSlug/_layout/address/$addressAddress.tsx

@@ -119,7 +119,7 @@ function AddressRoute() {
     }
   }, [userAddress, addressAddress, fromMyActivity, navigate, chainSlug]);
 
-  const addressDetails = buildAddressDetails({ address: account });
+  const addressDetails = account ? buildAddressDetails({ address: account }) : undefined;
   const addressOverview = account
     ? buildAddressOverview({ address: account })
     : undefined;