GUI: fix hiding input/output fields from import dialogs on Windows (#6309)

The dialog for importing included input and output fields, even though they are explicitly blacklisted in the code. It was working on linux, but on windows the name included .py extension so it never passed the test.

Author: petrasovaa

python/grass/script/task.py

@@ -347,9 +347,9 @@ def _process_params(self) -> None:
 
             hidden: bool = bool(
                 self.task.blackList["enabled"]
-                and self.task.name in self.task.blackList["items"]
+                and self.task.get_name() in self.task.blackList["items"]
                 and p.get("name")
-                in self.task.blackList["items"][self.task.name].get("params", [])
+                in self.task.blackList["items"][self.task.get_name()].get("params", [])
             )
 
             self.task.params.append(