configs: Add shared_cpu_list to cache directories
configs: Add shared_cpu_list to cache directories

The ROCm thunk uses this file instead of the
shared_cpu_map file.

Change-Id: I985512245c9f51106b8347412ed643f78b567b24
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/47524
Tested-by: kokoro <2ac7b1f3fa578934c95181d4272be0d3bca00121@google.com>
Reviewed-by: Matt Sinclair <d2406197fb1bedd1e23c70c50c510ff0e9ab0f5b@gmail.com>
Reviewed-by: Jason Lowe-Power <92de577f37050ad05b60626d2f17913f40dcb1a2@gmail.com>
Maintainer: Matt Sinclair <d2406197fb1bedd1e23c70c50c510ff0e9ab0f5b@gmail.com>

gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5