disable signal capture in unit test of paddle frontend (#9809)

* disable signal capture in unit test of paddle frontend

* code format
diff --git a/tests/python/frontend/paddlepaddle/test_forward.py b/tests/python/frontend/paddlepaddle/test_forward.py
index ea74f94..dcc1646 100644
--- a/tests/python/frontend/paddlepaddle/test_forward.py
+++ b/tests/python/frontend/paddlepaddle/test_forward.py
@@ -27,6 +27,8 @@
 import pytest
 
 import paddle
+
+paddle.disable_signal_handler()
 import paddle.nn as nn
 
 PADDLE_TEST_DATA_ROOT_PATH = Path(Path("~").expanduser(), ".tvm_test_data", "paddle")