Snippets for libiio 0.26 from FreeBSD 151arm64

Sourced from https://pkg-status.freebsd.org/ampere5/data/latest-per-pkg/libiio/0.26_1/151arm64-default.log.

• /wrkdirs/usr/ports/misc/libiio/work/libiio-0.26/xml.c:524:2: warning: 'xmlMemoryDump' is deprecated [-Wdeprecated-declarations]
    524 |         xmlMemoryDump();
        |         ^