Needed to successfully parse qtconnectivity projects
where there are expressions like:
WINDOWS_SDK_VERSION =
$$member($$list($$split(WINDOWS_SDK_VERSION_STRING, .)), 2)
Also fix '$$member' to be handled in the function.
Change-Id: I35b5cff8c39b3a35d485d1d72f5d668cccbe9b2f
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Reviewed-by: Qt CMake Build Bot