App: fixes #10460: App::PropertyPythonObject is not saving data

Since Py3.11 the methods names __setstate__ and __getstate__ conflict with the method names added to the object class.
Thus rename them to 'loads' and 'dumps'

src/Mod/Draft/draftobjects/base.py

@@ -85,7 +85,7 @@ class DraftObject(object):
         # Object properties are updated when the document is opened.
         self.props_changed_clear()
 
-    def __getstate__(self):
+    def dumps(self):
         """Return a tuple of all serializable objects or None.
 
         When saving the document this object gets stored
@@ -102,7 +102,7 @@ class DraftObject(object):
         """
         return self.Type
 
-    def __setstate__(self, state):
+    def loads(self, state):
         """Set some internal properties for all restored objects.
 
         When a document is restored this method is used to set some properties

src/Mod/Draft/draftobjects/draft_annotation.py

@@ -82,11 +82,11 @@ class DraftAnnotation(object):
         if multiplier is not None:
             vobj.ScaleMultiplier = multiplier
 
-    def __getstate__(self):
+    def dumps(self):
 
         return
 
-    def __setstate__(self,state):
+    def loads(self,state):
 
         return
 

src/Mod/Draft/draftobjects/draftlink.py

@@ -64,17 +64,17 @@ class DraftLink(DraftObject):
         if obj:
             self.attach(obj)
 
-    def __getstate__(self):
+    def dumps(self):
         """Return a tuple of all serializable objects or None."""
         return self.__dict__
 
-    def __setstate__(self, state):
+    def loads(self, state):
         """Set some internal properties for all restored objects."""
         if isinstance(state, dict):
             self.__dict__ = state
         else:
             self.use_link = False
-            super(DraftLink, self).__setstate__(state)
+            super(DraftLink, self).loads(state)
 
     def attach(self, obj):
         """Set up the properties when the object is attached."""

src/Mod/Draft/draftobjects/hatch.py

@@ -67,11 +67,11 @@ class Hatch(DraftObject):
 
         self.setProperties(obj)
 
-    def __getstate__(self):
+    def dumps(self):
 
         return None
 
-    def __setstate__(self,state):
+    def loads(self,state):
 
         return None
 

src/Mod/Draft/draftobjects/layer.py

@@ -80,11 +80,11 @@ class Layer:
         _wrn("v0.19, " + obj.Label + ", "
              + translate("draft", "added missing view properties"))
 
-    def __getstate__(self):
+    def dumps(self):
         """Return a tuple of objects to save or None."""
         return self.Type
 
-    def __setstate__(self, state):
+    def loads(self, state):
         """Set the internal properties from the restored state."""
         if state:
             self.Type = state
@@ -126,12 +126,12 @@ class LayerContainer:
         group.sort(key=lambda layer: layer.Label)
         obj.Group = group
 
-    def __getstate__(self):
+    def dumps(self):
         """Return a tuple of objects to save or None."""
         if hasattr(self, "Type"):
             return self.Type
 
-    def __setstate__(self, state):
+    def loads(self, state):
         """Set the internal properties from the restored state."""
         if state:
             self.Type = state

src/Mod/Draft/draftobjects/text.py

@@ -76,7 +76,7 @@ class Text(DraftAnnotation):
         """Execute code when the document is restored."""
         super().onDocumentRestored(obj)
 
-        # See __setstate__: self.Type is None for new objects.
+        # See loads: self.Type is None for new objects.
         if self.Type is not None \
                 and hasattr(obj, "ViewObject") \
                 and obj.ViewObject:
@@ -93,7 +93,7 @@ class Text(DraftAnnotation):
         _wrn("v0.21, " + obj.Label + ", "
              + translate("draft", "renamed 'DisplayMode' options to 'World/Screen'"))
 
-    def __setstate__(self,state):
+    def loads(self,state):
         # Before update_properties_0v21 the self.Type value was stored.
         # We use this to identify older objects that need to be updated.
         self.Type = state

src/Mod/Draft/draftobjects/wpproxy.py

@@ -70,10 +70,10 @@ class WorkingPlaneProxy:
     def getNormal(self,obj):
         return obj.Shape.Faces[0].normalAt(0,0)
 
-    def __getstate__(self):
+    def dumps(self):
         return self.Type
 
-    def __setstate__(self,state):
+    def loads(self,state):
         if state:
             self.Type = state