Remove non-small-order view key bound

Guaranteed addresses are in fact guaranteed even with this due to prefixing key
images causing zeroing the ECDH to not zero the shared key.

tests/processor/src/networks.rs

@@ -463,8 +463,7 @@ impl Wallet {
           AddressType::Featured { subaddress: false, payment_id: None, guaranteed: true },
           to_spend_key,
           ED25519_BASEPOINT_POINT * to_view_key.0,
-        )
-        .unwrap();
+        );
 
         // Create and sign the TX
         const AMOUNT: u64 = 1_000_000_000_000;