wifi: iwlwifi: mvm: Add a print for invalid link pair due to bandwidth

When validating a link pair for EMLSR, add a print for invalid link
pair due to bandwidth

Signed-off-by: Yedidya Benshimol <yedidya.ben.shimol@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240506095953.9e57ad898cf4.Id8edfd5e3774ea6475d5f4178ab7ea75a870ef95@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>