check-jsonschema: 0.28.2 -> 0.28.3

pkgs/development/tools/check-jsonschema/default.nix

···
 
 buildPythonApplication rec {
   pname = "check-jsonschema";
-  version = "0.28.2";
+  version = "0.28.3";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
···
     owner = "python-jsonschema";
     repo = "check-jsonschema";
     rev = "refs/tags/${version}";
-    hash = "sha256-QHcpcpICYqQUUCkLAV4BpDYn7Te/TGbXFPgr8Emp0ew=";
+    hash = "sha256-1nbaaUr/3yX/ZTTXzlwLKCRsa58UFONQnDWmcvmdhsU=";
   };
 
   propagatedBuildInputs = [