fix MB_PYTHON_OSX_VER for universal2 wheels

osx_utils.sh

@@ -103,7 +103,7 @@ function macpython_sdk_list_for_version {
     local _major=${_ver%%.*}
     local _return
 
-    if [ "${PLAT}" = "arm64" ] || [ "${PLAT}" = "universal2" ]; then
+    if [ "${PLAT}" = "arm64" ]; then
         _return="11.0"
     elif [ "$_major" -eq "2" ]; then
         [ $(lex_ver $_ver) -lt $(lex_ver 2.7.18) ] && _return="10.6"
@@ -426,9 +426,8 @@ function activate_ccache {
 
 function macos_intel_build_wrap {
     # Wrap build for single arch x86_64 wheels
-    local py_osx_ver=$(echo ${MB_PYTHON_OSX_VER:-$(macpython_sdk_for_version ${MB_PYTHON_VERSION})} | sed "s/\./_/g")
     export PLAT="x86_64"
-    export _PYTHON_HOST_PLATFORM="macosx-${py_osx_ver}-x86_64"
+    export _PYTHON_HOST_PLATFORM="macosx-${MB_PYTHON_OSX_VER}-x86_64"
     export CFLAGS+=" -arch x86_64"
     export CXXFLAGS+=" -arch x86_64"
     export ARCHFLAGS+=" -arch x86_64"
@@ -459,7 +458,7 @@ function macos_arm64_build_wrap {
 
 function fuse_macos_intel_arm64 {
     local wheelhouse=$(abspath ${WHEEL_SDIR:-wheelhouse})
-    local py_osx_ver=$(echo ${MB_PYTHON_OSX_VER:-$(macpython_sdk_for_version ${MB_PYTHON_VERSION})} | sed "s/\./_/g")
+    local py_osx_ver=$(echo ${MB_PYTHON_OSX_VER} | sed "s/\./_/g")
     mkdir -p tmp_fused_wheelhouse
     for whl in $wheelhouse/*.whl; do
        if [[ "$whl" == *macosx_${py_osx_ver}_x86_64.whl ]]; then