Core/SmartAI: Drop support for SMART_ACTION_SEND_CASTCREATUREORGO. It is unused in the current newest TDB, it never even worked like it should and the exact same purpose of this function is already fulfilled by SMART_ACTION_CALL_CASTEDCREATUREORGO (the correct way).
Merge pull request #10513 from Discover-/SmartAI-Casted-CreatureOrGo

Core/SmartAI: Drop support for SMART_ACTION_SEND_CASTCREATUREORGO. It is...