update cmake minimal version to enable build on recent cmake version

Sneharaj7645653 · Sneharaj7645653 · commit b64c65efca1c · 2025-04-19T09:30:41.000+05:30
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,7 +1,7 @@
 # CMake setup for Unicorn 2.
 # By Huitao Chen & Nguyen Anh Quynh, 2019-2020
 
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.7.2)
 
 if(MSVC)
     if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.15")
