bump typing package version, use same as in schema-salad to avoid any conflict

Author: manu-chroma

requirements.txt

@@ -4,4 +4,4 @@ rdflib==4.2.2
 rdflib-jsonld==0.4.0
 shellescape==3.4.1
 schema-salad>=2.6,<3
-typing==3.5.2.2 ; python_version>="2.7"
+typing==3.5.3

setup.py

@@ -58,7 +58,7 @@
           'rdflib >= 4.2.2, < 4.3.0',
           'shellescape >= 3.4.1, < 3.5',
           'schema-salad >= 2.6, < 3',
-          'typing >= 3.5.2, < 3.6',
+          'typing >= 3.5.3',
           'six >= 1.8.0',
       ],
       setup_requires=[] + pytest_runner,