platform/x86/intel-uncore-freq: Get rid of magic min_max argument

platform/x86/intel-uncore-freq: Get rid of magic min_max argument

Get rid of the hardcoded / magic min_max argument from internal APIs.
Instead, use an enumerated index value for it.

No functional change intended.

Signed-off-by: Tero Kristo <tero.kristo@linux.intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Link: https://lore.kernel.org/r/20240617060708.892981-4-tero.kristo@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>