[HIPIFY][cmake][#1394] Fix

[#1394] cmake's VERSION_GREATER_EQUAL introduced in 3.7


[ROCm/hip commit: ab560d8fd2]

projects/hip/hipify-clang/CMakeLists.txt

@@ -1,14 +1,7 @@
 if (CUDA_VERSION VERSION_GREATER "9.2")
     cmake_minimum_required(VERSION 3.12.3)
 else()
-    if (CUDA_VERSION VERSION_LESS "9.0")
-        cmake_minimum_required(VERSION 3.5.0)
-    else()
-        cmake_minimum_required(VERSION 3.6.0)
-    endif()
-    if (MSVC AND MSVC_VERSION VERSION_GREATER "1900")
-        cmake_minimum_required(VERSION 3.7.2)
-    endif()
+    cmake_minimum_required(VERSION 3.7.2)
 endif()
 
 project(hipify-clang)