Debugging: Fix bridge script

Debugging helper library dialog pops up even though the
helper library is not rquired. This patch fixes the case.

Change-Id: Iae259fe6bb4b31d8e957de398a40e4ded2e73532
Reviewed-by: hjk <qthjk@ovi.com>

share/qtcreator/dumper/bridge.py

@@ -28,7 +28,10 @@ try:
     #
     #######################################################################
 
-    gdb.execute("set auto-load-scripts no")
+    try:
+        gdb.execute("set auto-load-scripts no")
+    except:
+        pass
 
 
     #######################################################################