test: Remove QSKIP from tst_uic::stdOut()

This test actually passes on Windows, so removing the QSKIP

Task-number: QTBUG-26730
Change-Id: Ife1b5bd0ffa20c433070a1875dde8b6a226c331a
Reviewed-by: Qt Doc Bot <qt_docbot@qt-project.org>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>
Reviewed-by: J-P Nurmi <j-p.nurmi@nokia.com>

tests/auto/tools/uic/tst_uic.cpp

@@ -119,9 +119,6 @@ void tst_uic::cleanupTestCase()
 
 void tst_uic::stdOut()
 {
-#ifdef Q_OS_WIN
-    QSKIP("QTBUG-26730");
-#endif
     // Checks of everything works when using stdout and whether
     // the OS file format conventions regarding newlines are met.
     QDir baseline(m_baseline);