To the extent that this chapter, by virtue of § 18-7-23(b), does not apply to transfers made in a manner prescribed in the Uniform Gifts to Minors Act of Rhode Island or to the powers, duties, and immunities conferred by transfers in that manner upon custodians and persons dealing with custodians, the repeal of the Uniform Gifts to Minors Act of Rhode Island does not affect those transfers or those powers, duties, and immunities.