libiio: Move the libxml2 OSX deps into host so pins are picked up.
@@ -32,7 +32,6 @@ requirements:
- libaio # [linux]
- libusb >=1
- libxml2
- run:
# these are pulled in by libxml2 and make it into the link, so add explicitly
- icu # [osx]
- libiconv # [osx]
