update NEWS for libva-utils 2.13.0

Signed-off-by: Carl Zhang <[email protected]>

Author: XinfengZhang

NEWS

@@ -1,6 +1,10 @@
-libva-utils NEWS -- summary of changes.  2021-6-21
+libva-utils NEWS -- summary of changes.  2021-9-30
 Copyright (C) 2009-2020 Intel Corporation
 
+Version 2.13.0 - 30.Sep.2020
+* code style:unify the code styles using the style_unify script
+* fix: h264encode, hevcencode: fix integer overflow for high definition
+
 Version 2.12.0 - 21.Jun.2020
 * test: Remove version check for test vaInitialize_vaTerminate
 * vpp: Added 3DLUT sample code and configuration file