Remove ws2_32.lib from non-phone mkspecs - Squash w/ cb66abc

This lib should only be linked on phone.

Change-Id: Iaa1052dba09e00f30c01ee3848a7ce25e098c3c1
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Maurice Kalinowski <maurice.kalinowski@digia.com>