package/libass: bump version to 0.16.0

Changelog: https://github.com/libass/libass/blob/master/Changelog

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libass/libass.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256  1be2df9c4485a57d78bb18c0a8ed157bc87a5a8dd48c661961c625cb112832fd  libass-0.15.2.tar.xz
+sha256  5dbde9e22339119cf8eed59eea6c623a0746ef5a90b689e68a090109078e3c08  libass-0.16.0.tar.xz
 sha256  f7e30699d02798351e7f839e3d3bfeb29ce65e44efa7735c225464c4fd7dfe9c  COPYING

package/libass/libass.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBASS_VERSION = 0.15.2
+LIBASS_VERSION = 0.16.0
 LIBASS_SOURCE = libass-$(LIBASS_VERSION).tar.xz
 # Do not use the github helper here, the generated tarball is *NOT*
 # the same as the one uploaded by upstream for the release.