thermal: intel: int340x: Panther Lake DLVR support

Panther Lake follows same register set as Lunar Lake for DLVR. Enable
feature flag to support DLVR.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Link: https://patch.msgid.link/thermal

: intel: int340x: Panther Lake DLVR support
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>