Squish: Use lldb for Qt4 desktop kits on Mac

Change-Id: I47874e3ea2b0b2811c66cc0b8866760fdd09755a
Reviewed-by: Robert Loehning <robert.loehning@digia.com>

tests/system/settings/mac/QtProject/qtcreator/profiles.xml

@@ -8,7 +8,7 @@
    <value type="bool" key="PE.Profile.AutoDetected">false</value>
    <valuemap type="QVariantMap" key="PE.Profile.Data">
     <value type="QString" key="Android.GdbServer.Information"></value>
-    <value type="QString" key="Debugger.Information">{70e26273-2c0b-4534-bbc0-eb6ca670821a}</value>
+    <value type="QString" key="Debugger.Information">{2f514661-b9f7-4f83-8822-a9a9d0699600}</value>
     <value type="QString" key="PE.Profile.Device">Desktop Device</value>
     <value type="QByteArray" key="PE.Profile.DeviceType">Desktop</value>
     <value type="QString" key="PE.Profile.SysRoot"></value>
@@ -134,7 +134,7 @@
    <value type="bool" key="PE.Profile.AutoDetected">false</value>
    <valuemap type="QVariantMap" key="PE.Profile.Data">
     <value type="QString" key="Android.GdbServer.Information"></value>
-    <value type="QString" key="Debugger.Information">{70e26273-2c0b-4534-bbc0-eb6ca670821a}</value>
+    <value type="QString" key="Debugger.Information">{2f514661-b9f7-4f83-8822-a9a9d0699600}</value>
     <value type="QString" key="PE.Profile.Device">Desktop Device</value>
     <value type="QByteArray" key="PE.Profile.DeviceType">Desktop</value>
     <value type="QString" key="PE.Profile.SysRoot"></value>