tools/xz: update to 5.2.6

This update contains a security fix to xzgrep (CVE-2022-1271,
ZDI-CAN-16587). Release notes:
https://git.tukaani.org/?p=xz.git;a=blob;f=NEWS;hb=HEAD

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

tools/xz/Makefile

@@ -7,12 +7,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=xz
-PKG_VERSION:=5.2.5
+PKG_VERSION:=5.2.6
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=@SF/lzmautils \
 		http://tukaani.org/xz
-PKG_HASH:=5117f930900b341493827d63aa910ff5e011e0b994197c3b71c08a20228a42df
+PKG_HASH:=13e3402e301b6018f6a71ef0e497f714c6d11e214ae82dab156b81c2a64acb25
 PKG_CPE_ID:=cpe:/a:tukaani:xz
 
 HOST_BUILD_PARALLEL:=1