Editing a comment to make sure people know not to blame CFString.py for CFString summary errors

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@163157 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/examples/summaries/cocoa/CFString.py b/examples/summaries/cocoa/CFString.py
index d8b1275..570fd82 100644
--- a/examples/summaries/cocoa/CFString.py
+++ b/examples/summaries/cocoa/CFString.py
@@ -5,8 +5,8 @@
 This file is distributed under the University of Illinois Open Source
 License. See LICENSE.TXT for details.
 """
-# synthetic children and summary provider for CFString
-# (and related NSString class)
+# example synthetic children and summary provider for CFString (and related NSString class)
+# the real code is part of the LLDB core
 import lldb
 import lldb.runtime.objc.objc_runtime
 import lldb.formatters.Logger