fix: remove unsupported compiler flags for MSVC (opentibiabr#3173)

Resolves warnings issued during the Windows build
process with MSVC caused by unsupported compiler flags `(-march, -mtune,
-mno-avx, and -mno-sse4)`.

CMakeLists.txt

@@ -38,9 +38,10 @@ endif()
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)
 
 # Configure build options for compatibility with commodity CPUs
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=x86-64 -mtune=generic -mno-avx -mno-sse4")
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=x86-64 -mtune=generic -mno-avx -mno-sse4")
-
+if(NOT MSVC)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=x86-64 -mtune=generic -mno-avx -mno-sse4")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=x86-64 -mtune=generic -mno-avx -mno-sse4")
+endif()
 
 # *****************************************************************************
 # Include cmake tools