Add new intrinsic set_action_return_value

[heifner]

Change Description

• Adds new intrinsic set_action_return_value enabled by New intrinsic: set_action_return_value eos#8327

API Changes

• API Changes

/**
 * Set the action return value which will be included in the action_receipt
 * @brief Set the action return value
 * @param return_value - serialized return value
 * @param size - size of serialized return value in bytes
 * @pre `return_value` is a valid pointer to an array at least `size` bytes long
 */

Documentation Additions

• Documentation Additions