package/libva: bump version to 1.7.3

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libva/libva.hash

@@ -1,2 +1,2 @@
-# From https://lists.freedesktop.org/archives/libva/2016-September/004379.html
-sha1 a89680d34236fdc63adeec25cf431c005644b8c6  libva-1.7.2.tar.bz2
+# From https://lists.freedesktop.org/archives/libva/2016-November/004730.html
+sha1 18e46f3d5a0e971eb0ec9fe14bc021e69eb13fb8  libva-1.7.3.tar.bz2

package/libva/libva.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBVA_VERSION = 1.7.2
+LIBVA_VERSION = 1.7.3
 LIBVA_SOURCE = libva-$(LIBVA_VERSION).tar.bz2
 LIBVA_SITE = http://www.freedesktop.org/software/vaapi/releases/libva
 LIBVA_LICENSE = MIT