Squish: Remove failing lines for tst_openqt_creator

Fix is in master, so this won't ever be fixed in 2.8.

Task-number: QTCREATORBUG-10045

Change-Id: I714832f8fbaa39aea6992c31a41e8dd4fe8dfb16
Reviewed-by: Christian Stenger <christian.stenger@digia.com>