package/redis: security bump to v7.0.4

From the release notes:

================================================================================
Redis 7.0.4 Released Monday Jul 18 12:00:00 IST 2022
================================================================================

Upgrade urgency: SECURITY, contains fixes to security issues.

Security Fixes:
* (CVE-2022-31144) A specially crafted XAUTOCLAIM command on a stream
  key in a specific state may result with heap overflow, and potentially
  remote code execution. The problem affects Redis versions 7.0.0 or newer.

Signed-off-by: Titouan Christophe <titouanchristophe@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/redis/redis.hash

@@ -1,5 +1,5 @@
 # From https://github.com/redis/redis-hashes/blob/master/README
-sha256  2cde7d17214ffe305953da9fff12333e8a72caa57fd4923e4872f6362a208e73  redis-7.0.3.tar.gz
+sha256  f0e65fda74c44a3dd4fa9d512d4d4d833dd0939c934e946a5c622a630d057f2f  redis-7.0.4.tar.gz
 
 # Locally calculated
 sha256  97f0a15b7bbae580d2609dad2e11f1956ae167be296ab60f4691ab9c30ee9828  COPYING

package/redis/redis.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-REDIS_VERSION = 7.0.3
+REDIS_VERSION = 7.0.4
 REDIS_SITE = http://download.redis.io/releases
 REDIS_LICENSE = BSD-3-Clause (core); MIT and BSD family licenses (Bundled components)
 REDIS_LICENSE_FILES = COPYING