need newer schema-salad for type narrowing

Author: mr-c

requirements.txt

@@ -2,7 +2,7 @@ requests>=2.4.3
 ruamel.yaml>=0.15,<0.17.22
 rdflib>=4.2.2,<6.2
 shellescape>=3.4.1,<3.9
-schema-salad>=8.2.20211104054942,<9
+schema-salad>=8.3,<9
 prov==1.5.1
 bagit==1.8.1
 mypy-extensions

setup.py

@@ -111,7 +111,7 @@
         "ruamel.yaml >= 0.15, < 0.17.22",
         "rdflib >= 4.2.2, < 6.2.0",
         "shellescape >= 3.4.1, < 3.9",
-        "schema-salad >= 8.2.20211104054942, < 9",
+        "schema-salad >= 8.3, < 9",
         "mypy-extensions",
         "psutil >= 5.6.6",
         "prov == 1.5.1",