rtv: 1.22.1 -> 1.23.0 (#42960)

Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools.

This update was made based on information from https://repology.org/metapackage/rtv/versions.

These checks were done:

- built on NixOS
- /nix/store/dwraqsqfsm0m4qvl5wlqhmnb54wpxwkc-rtv-1.23.0/bin/.rtv-wrapped passed the binary check.
- /nix/store/dwraqsqfsm0m4qvl5wlqhmnb54wpxwkc-rtv-1.23.0/bin/rtv passed the binary check.
- 2 of 2 passed binary check by having a zero exit code.
- 2 of 2 passed binary check by having the new version present in output.
- found 1.23.0 with grep in /nix/store/dwraqsqfsm0m4qvl5wlqhmnb54wpxwkc-rtv-1.23.0
- directory tree listing: https://gist.github.com/8c64789a90d08be3073dbc8eac48d879
- du listing: https://gist.github.com/f267d185b2f0ddae8c300012c670bc9e