Snippets for wayfire-config-manager 0.11.0 from FreeBSD 150amd64

Sourced from https://pkg-status.freebsd.org/beefy23/data/latest-per-pkg/wcm/0.11.0/150amd64-default.log.

• ../src/wcm.hpp:348:22: warning: private field 'grab_window_surface' is not used [-Wunused-private-field]
    348 |     cairo_surface_t *grab_window_surface = nullptr;
        |                      ^