package/expat: security bump to version 2.4.3

Fix CVE-2021-45960, CVE-2021-46143 and CVE-2022-22822 to CVE-2022-22827

https://blog.hartwork.org/posts/expat-2-4-3-released
https://github.com/libexpat/libexpat/blob/R_2_4_3/expat/Changes

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 829bf508bba7df9aee3f86bcd70394ee487b19a6)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/expat/expat.hash

@@ -1,7 +1,7 @@
-# From https://sourceforge.net/projects/expat/files/expat/2.4.1/
-md5  a4fb91a9441bcaec576d4c4a56fa3aa6  expat-2.4.1.tar.xz
-sha1  7988e4df355162500f09837aa95cbb48e6754420  expat-2.4.1.tar.xz
+# From https://sourceforge.net/projects/expat/files/expat/2.4.3/
+md5  b1137f030590b3f0c41c69c6cd68fa90  expat-2.4.3.tar.xz
+sha1  cfaacc4f929b34cfbde2b8f33b74ec84c0cbb329  expat-2.4.3.tar.xz
 
 # Locally calculated
-sha256  cf032d0dba9b928636548e32b327a2d66b1aab63c4f4a13dd132c2d1d2f2fb6a  expat-2.4.1.tar.xz
+sha256  b1f9f1b1a5ebb0acaa88c9ff79bfa4e145823b78aa5185e5c5d85f060824778a  expat-2.4.3.tar.xz
 sha256  8c6b5b6de8fae20b317f4992729abc0e520bfba4c7606cd1e9eeb87418eebdec  COPYING

package/expat/expat.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-EXPAT_VERSION = 2.4.1
+EXPAT_VERSION = 2.4.3
 EXPAT_SITE = http://downloads.sourceforge.net/project/expat/expat/$(EXPAT_VERSION)
 EXPAT_SOURCE = expat-$(EXPAT_VERSION).tar.xz
 EXPAT_INSTALL_STAGING = YES