rtl_433: Update to 18.05 and switch to codeload

Simpler

Signed-off-by: Rosen Penev <rosenp@gmail.com>

utils/rtl_433/Makefile

@@ -7,15 +7,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=rtl_433
-PKG_VERSION:=6531ea4
-PKG_RELEASE:=$(PKG_SOURCE_VERSION)
+PKG_VERSION:=18.05
+PKG_RELEASE:=1
 
-PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL:=git://github.com/merbanan/rtl_433.git
-PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=6531ea48a7933ac8289724672059e54fd8aad8eb
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_MIRROR_HASH:=f96301c8d7e87605b113aad4493f15b63a675fea6f00642b0606de5a3a858746
+PKG_SOURCE_URL:=https://codeload.github.com/merbanan/rtl_433/tar.gz/$(PKG_VERSION)?
+PKG_HASH:=4710105234e3b71ae839e2d3f2628d6c12879fcda9c849fffe847d4de42a74f3
 
 CMAKE_INSTALL:=1