expat: update to 2.5.0

Fixes CVE-2022-43680.

Changes:
https://github.com/libexpat/libexpat/blob/R_2_5_0/expat/Changes

Signed-off-by: Nick Hainke <[email protected]>

tools/expat/Makefile

@@ -9,10 +9,10 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=expat
 PKG_CPE_ID:=cpe:/a:libexpat:expat
-PKG_VERSION:=2.4.9
+PKG_VERSION:=2.5.0
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
-PKG_HASH:=6e8c0728fe5c7cd3f93a6acce43046c5e4736c7b4b68e032e9350daa0efc0354
+PKG_HASH:=ef2420f0232c087801abf705e89ae65f6257df6b7931d37846a193ef2e8cdcbe
 PKG_SOURCE_URL:=https://github.com/libexpat/libexpat/releases/download/R_$(subst .,_,$(PKG_VERSION))
 
 HOST_BUILD_PARALLEL:=1