cmake: move min version check to beginning of file

dlech · dlech · commit 03873f24425b · 2019-09-03T20:06:23.000-05:00
According to the docs, it should be placed here
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,6 +1,6 @@
+cmake_minimum_required(VERSION 3.10)
 project ("ev3devkit" C)
 
-cmake_minimum_required (VERSION 3.10)
 include(GNUInstallDirs)
 
 get_directory_property(PARENT_DIR PARENT_DIRECTORY)
