add rust_only tests

 * add color_psbt*, accept_transfer and consume_fascia success
 * add color_psbt and post_consignmet fail
 * move list_unspents_vanilla and save_new_asset tests

Author: nicbus

src/wallet/test/list_unspents_vanilla.rs

@@ -25,6 +25,7 @@ use crate::{
     },
     wallet::{
         backup::ScryptParams,
+        rust_only::{AssetColoringInfo, ColoringInfo},
         test::utils::{api::*, chain::*, helpers::*},
     },
 };
@@ -230,10 +231,9 @@ mod list_assets;
 mod list_transactions;
 mod list_transfers;
 mod list_unspents;
-mod list_unspents_vanilla;
 mod new;
 mod refresh;
-mod save_new_asset;
+mod rust_only;
 mod send;
 mod send_btc;
 mod sign_psbt;