cmake: do in fact use the Darwin SDK in the setup hook

-3
-3
pkgs/by-name/cm/cmake/setup-hook.sh
··· 57 57 # because we usually do not package the framework 58 58 prependToVar cmakeFlags "-DCMAKE_FIND_FRAMEWORK=LAST" 59 59 60 - # we never want to use the global macOS SDK 61 - prependToVar cmakeFlags "-DCMAKE_OSX_SYSROOT=" 62 - 63 60 # correctly detect our clang compiler 64 61 prependToVar cmakeFlags "-DCMAKE_POLICY_DEFAULT_CMP0025=NEW" 65 62