Result pin of Cast Node of ControlRig can not break

In UE5.1, the Result pin of the ControlRig cast node could be broken, but it cannot be broken from UE5.2.

1. Create Control Rig asset
2. add Cast node to 1
3. Change Value pin to Quat or Rotator

expect : user can break the result pin
result : the node does not show arrow for break

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