package/samba4: bump version to 4.20.3

Rebased patch 0001.

Release notes:
https://www.samba.org/samba/history/samba-4.20.3.html

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

package/samba4/0001-build-find-pre-built-heimdal-build-tools-in-case-of-.patch

@@ -32,8 +32,8 @@ and hence the check, in bundled mode.
 BUG: https://bugzilla.samba.org/show_bug.cgi?id=14164
 
 Signed-off-by: Uri Simchoni <uri@samba.org>
-Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
-[Bernd: rebased for version 4.11.13 & 4.17.7]
+Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
+[Bernd: rebased for version 4.11.13, 4.17.7 & 4.20.3]
 ---
  wscript_configure_embedded_heimdal | 11 +++++++++++
  wscript_configure_system_heimdal   | 11 -----------
@@ -43,10 +43,10 @@ diff --git a/wscript_configure_embedded_heimdal b/wscript_configure_embedded_hei
 index 8c55ae2..4fdae80 100644
 --- a/wscript_configure_embedded_heimdal
 +++ b/wscript_configure_embedded_heimdal
-@@ -6,3 +6,14 @@
- 
- conf.define('USING_EMBEDDED_HEIMDAL', 1)
- conf.RECURSE('third_party/heimdal_build')
+@@ -13,3 +13,14 @@
+ # when this will be available also in
+ # system libraries...
+ conf.define('HAVE_CLIENT_GSS_C_CHANNEL_BOUND_FLAG', 1)
 +
 +def check_system_heimdal_binary(name):
 +    if conf.LIB_MAY_BE_BUNDLED(name):

package/samba4/samba4.hash

@@ -1,4 +1,4 @@
 # Locally calculated after checking pgp signature
-# https://download.samba.org/pub/samba/stable/samba-4.20.2.tar.asc
-sha256  f969ffed58ccf3e85cbbcc0e33a1726d025c2b40f42a653b1125b82b92d2e0e5  samba-4.20.2.tar.gz
+# https://download.samba.org/pub/samba/stable/samba-4.20.3.tar.asc
+sha256  afd5a9bb03e5c921c4c1d4e4b4fa6ea16cf798d94e5e5bffb9fd61716641cf30  samba-4.20.3.tar.gz
 sha256  8ceb4b9ee5adedde47b31e975c1d90c73ad27b6b165a1dcd80c7c545eb65b903  COPYING

package/samba4/samba4.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SAMBA4_VERSION = 4.20.2
+SAMBA4_VERSION = 4.20.3
 SAMBA4_SITE = https://download.samba.org/pub/samba/stable
 SAMBA4_SOURCE = samba-$(SAMBA4_VERSION).tar.gz
 SAMBA4_INSTALL_STAGING = YES