Remove wildcard import from memory module

Author: vlad-perevezentsev

dpnp/dpnp_array.py

@@ -41,7 +41,8 @@
 from dpctl.tensor._numpy_helper import AxisError
 
 import dpnp
-import dpnp.memory as dpm
+
+from . import memory as dpm
 
 
 def _get_unwrapped_index_key(key):

dpnp/dpnp_iface.py

@@ -54,7 +54,6 @@
 import dpnp
 from dpnp.dpnp_algo import *
 from dpnp.dpnp_array import dpnp_array
-from dpnp.memory import *
 
 __all__ = [
     "are_same_logical_tensors",