platform/x86/amd: pmf: Add balanced-performance to hidden choices

Acer's WMI driver uses balanced-performance but AMD-PMF doesn't.
In case a machine binds with both drivers let amd-pmf use
balanced-performance as well.

Fixes: 68883474 ("ACPI: platform_profile: Allow multiple handlers")
Suggested-by: Antheas Kapenekakis <lkml@antheas.dev>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Tested-by: Antheas Kapenekakis <lkml@antheas.dev>
Tested-by: Derek J. Clark <derekjohn.clark@gmail.com>
Acked-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://patch.msgid.link/20250228170155.2623386-4-superm1@kernel.org


Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>