devel/ruby-backports: update to 3.24.0

3.24.0 (2023-03-07)

Added

* Class#attached_object (Ruby 3.2)
* Data (Ruby 3.2)
* Enumerator.product and Enumerator::Product (Ruby 3.2)
* Hash#shift (with correct behavior when empty) (Ruby 3.2)
* Integer#ceildiv (Ruby 3.2)
* MatchData#byteoffset (Ruby 3.2)
* Symbol#start_with? (Ruby 2.7)

Fixed

* Class#descendants (removed, as it was not actually added in Ruby 3.1,
  sorry)

(taca)