chore: generate libraries at Wed Dec 17 16:35:19 UTC 2025

Author: cloud-java-bot

google-cloud-bigquerystorage/src/test/java/com/google/cloud/bigquery/storage/v1/it/ITBigQueryStorageWriteClientTest.java

@@ -59,7 +59,6 @@
 import java.io.IOException;
 import java.math.BigDecimal;
 import java.nio.channels.Channels;
-import java.nio.charset.StandardCharsets;
 import java.sql.Timestamp;
 import java.text.ParseException;
 import java.time.Duration;