systemc: Teach verify.py to ignore another deprecation warning.

Change-Id: I4c45431abebafd69f485f9d740da30f4b957f609
Reviewed-on: https://gem5-review.googlesource.com/12207
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>
1 file changed