php8: update to 8.0.2

This fixes:
  - CVE-2021-21702

Signed-off-by: Michael Heimpold <mhei@heimpold.de>

lang/php8/Makefile

@@ -6,7 +6,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=php
-PKG_VERSION:=8.0.1
+PKG_VERSION:=8.0.2
 PKG_RELEASE:=1
 
 PKG_MAINTAINER:=Michael Heimpold <mhei@heimpold.de>
@@ -16,7 +16,7 @@ PKG_CPE_ID:=cpe:/a:php:php
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=http://www.php.net/distributions/
-PKG_HASH:=208b3330af881b44a6a8c6858d569c72db78dab97810332978cc65206b0ec2dc
+PKG_HASH:=84dd6e36f48c3a71ff5dceba375c1f6b34b71d4fa9e06b720780127176468ccc
 
 PKG_BUILD_PARALLEL:=1
 PKG_USE_MIPS16:=0