cmake: bump the cmake minimum required version to 3.12

CMakeLists.txt

@@ -9,7 +9,7 @@
 #  @date 2017-04-26
 #
 ###
-cmake_minimum_required (VERSION 3.0)
+cmake_minimum_required(VERSION 3.12)
 project (HQR C)
 
 # Check if compiled independently or within another project