fix duplicate libraries in MSVC linker command

Change-Id: I3e52c1813e978cc62021b9d35f3af6dd8b90d656
Task-number: QBS-710
Reviewed-by: Christian Kandeler <christian.kandeler@theqtcompany.com>
Fix property look-up.

We must not stop searching for the property just because the respective
module is present in the product; the property itself must have been
found as well.

Change-Id: Icc4fb019094909f1da26d649dcbe54d76a09f2d0
Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>
(cherry picked from commit fdad8a2b0566847680da445f7ff920ad88da9171)