Disable warnings about deprecated functions for this stable branch
Disable warnings about deprecated functions for this stable branch

Since this is a stable branch, we're unlikely to fix uses of deprecated
functions, so we shouldn't warn about them.

Reviewed-by: Sjoerd Simons <1371fd10dd05a897e5b55dc6ae4fbafa1f84c6ec@collabora.co.uk>

community-ssu/telepathy-gabble,community-ssu/telepathy-gabble,community-ssu/telepathy-gabble,community-ssu/telepathy-gabble