[doc] Remove explicit CMake version requirement for MSVC

The global minimum one is way past this version.

llvm-svn: 286328

Author: joker-eph

llvm/docs/GettingStartedVS.rst

@@ -48,9 +48,7 @@ Software
 You will need Visual Studio 2015 or higher, with the latest Update installed.
 
 You will also need the `CMake <http://www.cmake.org/>`_ build system since it
-generates the project files you will use to build with. CMake 2.8.12.2 is the
-minimum required version for building with Visual Studio, though the latest
-version of CMake is recommended.
+generates the project files you will use to build with.
 
 If you would like to run the LLVM tests you will need `Python
 <http://www.python.org/>`_. Version 2.7 and newer are known to work. You will