intel/isl: Add scores for GEN12_RC_CCS and MTL_RC_CCS

intel/isl: Add scores for GEN12_RC_CCS and MTL_RC_CCS

Now that these CCS-enabled modifiers have non-zero scores, anv is
enabled to use them.

We found this to improve the performance of Borderlands 3 by 18.73%.

Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/6701
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Jianxun Zhang <jianxun.zhang@intel.com>
Tested-by: Jianxun Zhang <jianxun.zhang@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25003>