samba4: bump to version 4.5.5

Switch download URL to match the website and avoid issues.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/samba4/samba4.hash

@@ -1,2 +1,2 @@
 # Locally calculated
-sha256	1800d10ea14cabef67c83cc56a0f37f4f30ba5df218b3a1e7c874069a08c0f40	samba-4.5.4.tar.gz
+sha256	bff02762b3e4ee030f02266c6e24a0b888248b387246219b7fbe3e1758ef2184	samba-4.5.5.tar.gz

package/samba4/samba4.mk

@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-SAMBA4_VERSION = 4.5.4
-SAMBA4_SITE = http://ftp.samba.org/pub/samba/stable
+SAMBA4_VERSION = 4.5.5
+SAMBA4_SITE = https://download.samba.org/pub/samba/stable
 SAMBA4_SOURCE = samba-$(SAMBA4_VERSION).tar.gz
 SAMBA4_INSTALL_STAGING = YES
 SAMBA4_LICENSE = GPLv3+