Snippets for libiio 0.26 from Nix aarch64-darwin

Sourced from https://hydra.nixos.org/log/8iark6dk19pwiphigyh6vp7v3asn6gpc-libiio-0.26.drv.

• /nix/var/nix/builds/nix-10996-2191942691/source/xml.c:524:2: warning: 'xmlMemoryDump' is deprecated [-Wdeprecated-declarations]
    524 |         xmlMemoryDump();
        |         ^