Mac: Fix insource build

Change-Id: Iadbb51b48ea82afc398b59148d603867b0439448
Reviewed-by: Aurindam Jana <aurindam.jana@digia.com>
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/debugger/debuggerplugin.cpp

@@ -3529,7 +3529,10 @@ void DebuggerPluginPrivate::testPythonDumpers1()
 {
     m_testSuccess = true;
     QString proFile = ICore::resourcePath()
-        + QLatin1String("/../../tests/manual/debugger/simple/simple.pro");
+#ifndef Q_OS_MAC
+        + QLatin1String("/../..")
+#endif
+        + QLatin1String("/tests/manual/debugger/simple/simple.pro");
     testLoadProject(proFile, TestCallBack(this,  "testPythonDumpers2"));
     QVERIFY(m_testSuccess);
     QTestEventLoop::instance().enterLoop(20);