syncplay: 1.5.2 -> 1.5.3 (#38693)

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/dfjzzxr9ih0cpmz3ls5xcmfaf2qrhmhh-syncplay-1.5.3/bin/.syncplay-server-wrapped -h’ got 0 exit code
- ran ‘/nix/store/dfjzzxr9ih0cpmz3ls5xcmfaf2qrhmhh-syncplay-1.5.3/bin/.syncplay-server-wrapped --help’ got 0 exit code
- ran ‘/nix/store/dfjzzxr9ih0cpmz3ls5xcmfaf2qrhmhh-syncplay-1.5.3/bin/syncplay-server -h’ got 0 exit code
- ran ‘/nix/store/dfjzzxr9ih0cpmz3ls5xcmfaf2qrhmhh-syncplay-1.5.3/bin/syncplay-server --help’ got 0 exit code
- found 1.5.3 with grep in /nix/store/dfjzzxr9ih0cpmz3ls5xcmfaf2qrhmhh-syncplay-1.5.3
- directory tree listing: https://gist.github.com/52097c8cbb187c4fb391af784f94d056