fix(components): double-yield in Section.walk_components (#3271)

Author: vmphase

discord/components.py

@@ -850,10 +850,9 @@ def to_dict(self) -> SectionComponentPayload:
         return payload
 
     def walk_components(self) -> Iterator[Component]:
-        r = self.components
+        yield from self.components
         if self.accessory:
-            yield from r + [self.accessory]
-        yield from r
+            yield self.accessory
 
     def get_component(self, id: str | int) -> Component | None:
         """Get a component from this section. Roughly equivalent to `utils.get(section.walk_components(), ...)`.