Add test_dparray.py into test system

Author: PokhodenkoSA

dpctl/tests/__init__.py

@@ -22,6 +22,7 @@
 ## Top-level module of all dpctl Python unit test cases.
 ##===----------------------------------------------------------------------===##
 
+from .test_dparray import *
 from .test_dump_functions import *
 from .test_sycl_device import *
 from .test_sycl_kernel_submit import *