enable test

Author: Andrew Zhao Luo

tests/python/frontend/onnx/test_forward.py

@@ -4713,8 +4713,6 @@ def verify_eyelike(indata):
 unsupported_onnx_tests = [
     "test_adagrad",
     "test_adagrad_multiple",
-    "test_adam",
-    "test_adam_multiple",
     "test_cast_BFLOAT16_to_FLOAT",
     "test_cast_DOUBLE_to_FLOAT16",
     "test_cast_FLOAT_to_BFLOAT16",