cleanup old test

Author: ckoegel

src/test/java/com/bandwidth/sdk/unit/models/RecordingAvailableCallbackTest.java

@@ -14,7 +14,6 @@
 
 import org.junit.jupiter.api.Test;
 
-import java.net.URI;
 import java.net.URI;
 import java.time.OffsetDateTime;
 import com.bandwidth.sdk.model.RecordingAvailableCallback;