fix datalake store setup (Azure#15995)

Author: 00Kai0

sdk/datalake/azure-mgmt-datalake-store/setup.py

@@ -83,8 +83,8 @@
     ]),
     install_requires=[
         'msrest>=0.5.0',
-        'msrestazure>=0.4.32,<2.0.0',
         'azure-common~=1.1',
+        'azure-mgmt-core>=1.2.0,<2.0.0',
     ],
     extras_require={
         ":python_version<'3.0'": ['azure-mgmt-datalake-nspkg'],