fix compile.

Author: ouyangwen-it

java/src/main/java/com/tencent/angel/pytorch/Test.java

@@ -19,7 +19,7 @@
 import com.tencent.angel.pytorch.torch.TorchModel;
 
 public class Test {
-  public static void main(String[] argv) {
+  public static void main(String[] argv) throws InterruptedException {
     System.loadLibrary("torch_angel");
     TorchModel.setPath("gcn.pt");
     System.out.println(TorchModel.get().getParametersTotalSize());