Change way of setting min macOS version

Author: XanthosXanthopoulos

libtiledbsoma/CMakeLists.txt

@@ -126,7 +126,7 @@ if(APPLE)
   set(CMAKE_MACOSX_RPATH ON)
 
   # Set minimum macOS version to enable certain C++20 features
-  set(CMAKE_OSX_DEPLOYMENT_TARGET 11.0)
+  set(CMAKE_OSX_DEPLOYMENT_TARGET "11.0" CACHE STRING "Minimum OS X deployment version" FORCE)
 
   # Don't allow macOS .frameworks to be used for dependencies.
   set(CMAKE_FIND_FRAMEWORK NEVER)
@@ -297,7 +297,7 @@ else()
   # Compiler specific additions:
   if(NOT CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     # Use -Wno-literal-suffix on Linux for C++ libtiledbsoma target.
-    list(APPEND TILEDBSOMA_COMPILE_OPTIONS -Wno-literal-suffix)
+    list(APPEND TILEDBSOMA_COMPILE_OPTIONS -Wno-literal-suffix -mmacosx-version-min=11.0)
   endif()
 
 endif()