Fix sysconfig file issues

The libraries did not have the correct name because it would default to
the build system's sysconfig file.

Author: IsabelParedes

recipes/recipes/cross-python_emscripten-wasm32/activate.sh

@@ -49,8 +49,15 @@ if [[ ! -d "$BUILD_PREFIX/venv" ]]; then
         $BUILD_PREFIX/venv/lib/python$PY_VER/site-packages
   sed -i.bak "s@$BUILD_PREFIX/venv/lib@$BUILD_PREFIX/venv/lib', '$BUILD_PREFIX/venv/lib/python$PY_VER/site-packages@g" $PYTHON_HOST
 
+  # Copy the sysconfigdata file
+  rm $BUILD_PREFIX/venv/lib/_sysconfigdata__emscripten_wasm32-emscripten.py
+  cp $SYSCONFIG_FILE $BUILD_PREFIX/venv/lib
+  cp $SYSCONFIG_FILE $BUILD_PREFIX/lib/python$PY_VER
+
 fi
 
+export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata__emscripten_wasm32-emscripten"
+
 if [[ "${PYTHONPATH}" != "" ]]; then
   _CONDA_BACKUP_PYTHONPATH=${PYTHONPATH}
 fi