Fixed typo in cx_Oracle dependency

shared/schema/setup.py

@@ -16,7 +16,7 @@ setup(
     author_email='dms-ssa@nrao.edu',
     url='TBD',
     license="GPL",
-    install_requires=['sqlalchemy', 'pycapo', 'psycopg2', 'mysqlclient', 'cx-Oracle'],
+    install_requires=['sqlalchemy', 'pycapo', 'psycopg2', 'mysqlclient', 'cx_Oracle'],
     keywords=[],
     packages=['schema'],
     package_dir={'':'src'},