COMPMID-415: Use half_float library for F16

3RDPARTY_UPDATE

Change-Id: Iee572e18d5b1df71300d738cc8690f49d7203d5c
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/81353
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
15 files changed