increase the time limite (#16405)

test=develop

python/paddle/fluid/tests/unittests/CMakeLists.txt

@@ -118,8 +118,8 @@ if(NOT APPLE)
     py_test_modules(test_image_classification_resnet MODULES test_image_classification_resnet SERIAL)
 endif()
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-    # change the timeout from 600 to 1200, because in debug mode, this test need more time.
-    set_tests_properties(test_parallel_executor_seresnext PROPERTIES TIMEOUT 1200)
+    # change the timeout from 600 to 2200, because in debug mode, this test need more time.
+    set_tests_properties(test_parallel_executor_seresnext PROPERTIES TIMEOUT 2200)
 endif()
 
 if (WITH_NGRAPH)