Attempt to fix flaky QNemaPositionInfoSource_Simulation test on Windows

The failure was discovered by https://codereview.qt-project.org/#change,75481
We increase the timeout for the local tcp connection as the likely
reason is an overworked CI system.

In addition we add more verbose output to easy the failure detection
in case this happens again.

Change-Id: I44ee52fcb957dcaa5aca4a6932221a34ce3f2af7
Reviewed-by: Kai Koehne <kai.koehne@digia.com>
Remove byte order marker which causes problems with older compilers

Task-number: QTBUG-36187
Change-Id: Ie20ec6e802f44a6fa6757b914289736c4421138b
Reviewed-by: Lars Knoll <lars.knoll@digia.com>