redis: update to version 6.2.4

Fixes CVE-2021-32625

Signed-off-by: Jan Pavlinec <jan.pavlinec@nic.cz>

libs/redis/Makefile

@@ -1,12 +1,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=redis
-PKG_VERSION:=6.2.3
+PKG_VERSION:=6.2.4
 PKG_RELEASE:=1
 
 PKG_SOURCE_URL:=http://download.redis.io/releases/
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_HASH:=98ed7d532b5e9671f5df0825bb71f0f37483a16546364049384c63db8764512b
+PKG_HASH:=ba32c406a10fc2c09426e2be2787d74ff204eb3a2e496d87cff76a476b6ae16e
 
 PKG_MAINTAINER:=Jan Pavlinec <jan.pavlinec@nic.cz>
 PKG_LICENSE:=BSD-3-Clause