amd: move adaptive sync to performance section, as it is defined in xmlpool

Fixes: 3844ed8d ("radv: Add adaptive_sync driconfig option and enable it by default.")
Fixes: e260493f ("radeonsi: Enable adaptive_sync by default for radeon")
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
(cherry picked from commit 4ad99ee9)