u-boot-mox: package polishing

Changes:
-switch from git to https
-add license

hardware/mox/u-boot-mox/Makefile

 #
-## Copyright (C) 2018 CZ.NIC z.s.p.o. (http://www.nic.cz/)
+## Copyright (C) 2018-2020 CZ.NIC z.s.p.o. (http://www.nic.cz/)
 #
 ## This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -9,28 +9,30 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=u-boot-mox
 PKG_VERSION:=2018-11-rc1
-PKG_RELEASE:=8
+PKG_RELEASE:=9
+
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL:=git@gitlab.labs.nic.cz:turris/mox-boot-builder.git
+PKG_SOURCE_URL:=https://gitlab.labs.nic.cz/turris/mox-boot-builder.git
 PKG_SOURCE_VERSION:=5d6e645f5b00afa47d330017add5898056f9996b
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.xz
+
 PKG_MAINTAINER:=CZ.NIC <packaging@turris.cz>
-PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
+PKG_LICENSE:=GPL-2.0-or-later
+PKG_LICENSE_FILES:=README
 
 include $(INCLUDE_DIR)/package.mk
 
-define Package/$(PKG_NAME)
-	TITLE:=$(PKG_NAME)
-	DEPENDS:=@TARGET_mvebu_cortexa53_DEVICE_cznic-mox
+define Package/u-boot-mox
+  TITLE:=u-boot-mox
+  DEPENDS:=@TARGET_mvebu_cortexa53_DEVICE_cznic-mox
 endef
 
 define Build/Compile
 	cd $(PKG_BUILD_DIR); make CROSS_COMPILE=$(TARGET_CROSS) u-boot.bin
 endef
 
-define Package/$(PKG_NAME)/install
+define Package/u-boot-mox/install
 	$(INSTALL_DIR) $(1)/usr/share/mox
 	$(INSTALL_DATA) $(PKG_BUILD_DIR)/u-boot.bin $(1)/usr/share/mox/uboot-devel
 endef
 
-$(eval $(call BuildPackage,$(PKG_NAME)))
+$(eval $(call BuildPackage,u-boot-mox))