fswatch: 1.11.2 -> 1.11.3

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

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

These checks were done:

- built on NixOS
- ran ‘/nix/store/c05hlqp57zslb3imjx6m5dary3ak601d-fswatch-1.11.3/bin/fswatch -h’ got 0 exit code
- ran ‘/nix/store/c05hlqp57zslb3imjx6m5dary3ak601d-fswatch-1.11.3/bin/fswatch --help’ got 0 exit code
- found 1.11.3 with grep in /nix/store/c05hlqp57zslb3imjx6m5dary3ak601d-fswatch-1.11.3
- directory tree listing: https://gist.github.com/cc22e26348bfd98159c6519a470d3bdb