package/iucode-tool: fix upstream source URL

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
(cherry picked from commit 9f2369b5f078df99ea32d14e30803f3c46200c07)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/iucode-tool/iucode-tool.mk

@@ -6,7 +6,7 @@
 
 IUCODE_TOOL_VERSION = 1.5
 IUCODE_TOOL_SOURCE = iucode-tool_$(IUCODE_TOOL_VERSION).tar.xz
-IUCODE_TOOL_SITE = https://gitlab.com/iucode-tool/releases/raw/latest
+IUCODE_TOOL_SITE = https://gitlab.com/iucode-tool/releases/raw/master
 ifeq ($(BR2_PACKAGE_ARGP_STANDALONE),y)
 IUCODE_TOOL_CONF_ENV = LIBS="-largp"
 IUCODE_TOOL_DEPENDENCIES = argp-standalone