style(test): fix import order in SolidityNodeTest

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: Little-Peony

framework/src/test/java/org/tron/program/SolidityNodeTest.java

@@ -2,8 +2,8 @@
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertThrows;
-import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.mock;
 
 import java.util.concurrent.TimeUnit;