Fix regression in cursor rendering caused by #2999

Correct the rendering regression caused by the change in #2999 and captured by Chromatic in https://www.chromatic.com/test?appId=5b4acf7c54c0490024d5980b&id=675360427f60e8728902e703

Author: carbonrobot

.changeset/orange-rockets-rest.md

@@ -0,0 +1,5 @@
+---
+"victory-cursor-container": patch
+---
+
+Fix regression in cursor rendering caused by #2999

packages/victory-cursor-container/src/victory-cursor-container.tsx

@@ -95,7 +95,7 @@ export const useVictoryCursorContainer = (
             return isObject(c.props) && c.props.padding !== undefined;
           })
         : props.children;
-      return Helpers.getPadding(child?.props);
+      return Helpers.getPadding(child?.props?.padding);
     }
     return Helpers.getPadding(props.padding);
   };