configs: add option to set the timeouts for the TCPs and SQCs

Change-Id: Icff2bd0237ddcc0d21db17208df8e53ff6f43e86
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/28129
Reviewed-by: Matt Sinclair <mattdsinclair@gmail.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
4 files changed