wifi: iwlwifi: move phy_filters to fw_runtime

wifi: iwlwifi: move phy_filters to fw_runtime

phy_filters holds the values as read from WFPC BIOS table.
Since also iwlmld is going to need it, move it to fw_runtime.

Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Pagadala Yesu Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Link: https://patch.msgid.link/20250424153620.357baa65950a.I01d22328b4c381d4c0064ad9bd36750911157f90@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>