glibc: Dont offer to be parsed for non-glibc TCLIBC selection
We now can support musl along with uclibc and glibc
earlier when only alternative was uclibc this check was fine
but now we need to consider non-glibc vs glibc case instead of
uclibc vs glibc
Change-Id: Id794ce193c6557b5435002a8f9b6eb608738b696 Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>