[lldb/test] Add missing import for decorator (NFC)

Signed-off-by: Med Ismail Bennani <[email protected]>
(cherry picked from commit 82c6ad6)

Author: medismailben

lldb/test/API/functionalities/scripted_frame_provider/circular_dependency/TestFrameProviderCircularDependency.py

@@ -5,6 +5,7 @@
 
 import os
 import lldb
+from lldbsuite.test.decorators import *
 from lldbsuite.test.lldbtest import TestBase
 from lldbsuite.test import lldbutil