Snippets for psqlodbc 18.00.0002 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/iwf72429wbgzf2m84wwhmrkgpbn6q6p5-psqlodbc-18.00.0002.drv.

• pgapi30.c:2295:26: warning: unused variable 'desc' [-Wunused-variable]
   2295 |         DescriptorClass *desc = (DescriptorClass *) DescriptorHandle;
        |                          ^~~~