package/samba4: bump version to 4.19.4

Release notes: https://www.samba.org/samba/history/samba-4.19.4.html

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/samba4/samba4.hash

@@ -1,4 +1,4 @@
 # Locally calculated after checking pgp signature
-# https://download.samba.org/pub/samba/stable/samba-4.19.3.tar.asc
-sha256  280553b90f131b1940580df293653c9e9bd8906201f5def6e5e8c160f0bfac96  samba-4.19.3.tar.gz
+# https://download.samba.org/pub/samba/stable/samba-4.19.4.tar.asc
+sha256  4026d93b866db198c8ca1685b0f5d52793f65c6e63cb364163af661fdff0968c  samba-4.19.4.tar.gz
 sha256  8ceb4b9ee5adedde47b31e975c1d90c73ad27b6b165a1dcd80c7c545eb65b903  COPYING

package/samba4/samba4.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SAMBA4_VERSION = 4.19.3
+SAMBA4_VERSION = 4.19.4
 SAMBA4_SITE = https://download.samba.org/pub/samba/stable
 SAMBA4_SOURCE = samba-$(SAMBA4_VERSION).tar.gz
 SAMBA4_INSTALL_STAGING = YES