package/samba4: bump version to 4.8.1

Release notes: https://www.samba.org/samba/history/samba-4.8.1.html

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/samba4/samba4.hash

@@ -1,4 +1,4 @@
 # Locally calculated after checking pgp signature
-# https://download.samba.org/pub/samba/stable/samba-4.8.0.tar.asc
-sha256 87d9b585dbd8628e79aabb6e621a94bd20a072a00762e78e0899fad22fc18fb7  samba-4.8.0.tar.gz
+# https://download.samba.org/pub/samba/stable/samba-4.8.1.tar.asc
+sha256 8ef7367507f16b7a5e2f6aed5bcdbd1143feca79aa2a07c9b21292b17d7f789d  samba-4.8.1.tar.gz
 sha256 8ceb4b9ee5adedde47b31e975c1d90c73ad27b6b165a1dcd80c7c545eb65b903  COPYING

package/samba4/samba4.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SAMBA4_VERSION = 4.8.0
+SAMBA4_VERSION = 4.8.1
 SAMBA4_SITE = https://download.samba.org/pub/samba/stable
 SAMBA4_SOURCE = samba-$(SAMBA4_VERSION).tar.gz
 SAMBA4_INSTALL_STAGING = YES