[bindings] fix signatures in pyi files

src/App/GroupExtension.pyi

@@ -1,3 +1,7 @@
+# SPDX-License: LGPL-2.1-or-later
+
+from __future__ import annotations
+
 from Base.Metadata import export
 from DocumentObjectExtension import DocumentObjectExtension
 from typing import Any, List
@@ -13,37 +17,37 @@ class GroupExtension(DocumentObjectExtension):
     Licence: LGPL
     """
 
-    def newObject(self, type: str, name: str) -> Any:
+    def newObject(self, type: str, name: str, /) -> Any:
         """
         Create and add an object with given type and name to the group
         """
         ...
 
-    def addObject(self, obj: Any) -> List[Any]:
+    def addObject(self, obj: Any, /) -> List[Any]:
         """
         Add an object to the group. Returns all objects that have been added.
         """
         ...
 
-    def addObjects(self, objects: List[Any]) -> List[Any]:
+    def addObjects(self, objects: List[Any], /) -> List[Any]:
         """
         Adds multiple objects to the group. Expects a list and returns all objects that have been added.
         """
         ...
 
-    def setObjects(self, objects: List[Any]) -> List[Any]:
+    def setObjects(self, objects: List[Any], /) -> List[Any]:
         """
         Sets the objects of the group. Expects a list and returns all objects that are now in the group.
         """
         ...
 
-    def removeObject(self, obj: Any) -> List[Any]:
+    def removeObject(self, obj: Any, /) -> List[Any]:
         """
         Remove an object from the group and returns all objects that have been removed.
         """
         ...
 
-    def removeObjects(self, objects: List[Any]) -> List[Any]:
+    def removeObjects(self, objects: List[Any], /) -> List[Any]:
         """
         Remove multiple objects from the group. Expects a list and returns all objects that have been removed.
         """
@@ -55,20 +59,20 @@ class GroupExtension(DocumentObjectExtension):
         """
         ...
 
-    def getObject(self, name: str) -> Any:
+    def getObject(self, name: str, /) -> Any:
         """
         Return the object with the given name
         """
         ...
 
-    def getObjectsOfType(self, typename: str) -> List[Any]:
+    def getObjectsOfType(self, typename: str, /) -> List[Any]:
         """
         Returns all object in the group of given type
         @param typename     The Freecad type identifier
         """
         ...
 
-    def hasObject(self, obj: Any, recursive: bool = False) -> bool:
+    def hasObject(self, obj: Any, recursive: bool = False, /) -> bool:
         """
         hasObject(obj, recursive=false)
 
@@ -78,7 +82,7 @@ class GroupExtension(DocumentObjectExtension):
         """
         ...
 
-    def allowObject(self, obj: Any) -> bool:
+    def allowObject(self, obj: Any, /) -> bool:
         """
         Returns true if obj is allowed in the group extension.
         """