Increased CMAKE_MINIMUM_REQUIRED from 3.6 to 3.10

Fixes warning "Compatibility with CMake < 3.10 will be removed from a future version of CMake." from CMake 3.31

Also moved it higher to fix "cmake_minimum_required() should be called prior to this top-level project() call" warning.

CMakeLists.txt

@@ -3,6 +3,8 @@
 # Andrew Janke - a.janke@gmail.com
 # Vladimir S. FONOV - vladimir.fonov@gmail.com
 
+CMAKE_MINIMUM_REQUIRED(VERSION 3.10)
+
 PROJECT(LIBMINC)
 
 SET(LIBMINC_PACKAGE_VERSION_MAJOR 2)
@@ -22,8 +24,6 @@ INCLUDE(CTest)
 
 ENABLE_TESTING()
 
-CMAKE_MINIMUM_REQUIRED(VERSION 3.6)
-
 IF( POLICY CMP0063 )
   CMAKE_POLICY(SET CMP0063 NEW)
 ENDIF()