Fix _validate_property on AnimatedSprite 2D and 3D

scene/2d/animated_sprite_2d.cpp

@@ -122,7 +122,7 @@ void AnimatedSprite2D::_validate_property(PropertyInfo &property) const {
 			}
 
 			property.hint_string += String(E->get());
-			if (animation == E) {
+			if (animation == E->get()) {
 				current_found = true;
 			}
 		}

scene/3d/sprite_3d.cpp

@@ -998,7 +998,7 @@ void AnimatedSprite3D::_validate_property(PropertyInfo &property) const {
 			}
 
 			property.hint_string += String(E->get());
-			if (animation == E) {
+			if (animation == E->get()) {
 				current_found = true;
 			}
 		}