handshake-manager: Add Katana token mappings (#219)

common/src/types/token.rs

@@ -687,7 +687,7 @@ impl Token {
     /// Given an ERC-20 contract address represented as a `BigUint`, returns a Token
     pub fn from_addr_biguint(addr: &BigUint) -> Self {
         Self {
-            addr: format!("0x{}", addr.to_str_radix(16 /* radix */)),
+            addr: biguint_to_str_addr(addr),
         }
     }