Fix tests

lib/src/lightclient.rs

@@ -1161,7 +1161,11 @@ pub mod tests {
         lc.wallet.write().unwrap().unlock("password".to_string()).unwrap();
         assert!(!lc.do_export(None).is_err());
         assert!(!lc.do_seed_phrase().is_err());
+
+        // This will lock the wallet again, so after this, we'll need to unlock again
         assert!(!lc.do_new_address("t").is_err());
+        lc.wallet.write().unwrap().unlock("password".to_string()).unwrap();
+        
         assert!(!lc.do_new_address("z").is_err());
     }