systemc: Make verify.py ignore an Info: message.
systemc: Make verify.py ignore an Info: message.

This message is about how to disable a warning about sc_bit being
deprecated.

Change-Id: I1a0b12e2ca5b58328e37605ba3f7e3e1a384e351
Reviewed-on: https://gem5-review.googlesource.com/12064
Reviewed-by: Gabe Black <5c8aa1266c03186393d9e7b3b4e3b14239af8201@google.com>
Maintainer: Gabe Black <5c8aa1266c03186393d9e7b3b4e3b14239af8201@google.com>

TUD-OS/gem5-dtu,gem5/gem5,gem5/gem5,gem5/gem5,TUD-OS/gem5-dtu,gem5/gem5,TUD-OS/gem5-dtu,TUD-OS/gem5-dtu,gem5/gem5,gem5/gem5,TUD-OS/gem5-dtu,TUD-OS/gem5-dtu,gem5/gem5,TUD-OS/gem5-dtu