don't disable App info > Battery usage item while its summary is loading

src/com/android/settings/spa/app/appinfo/AppBatteryPreference.kt

@@ -57,7 +57,6 @@ fun AppBatteryPreference(app: ApplicationInfo) {
     Preference(object : PreferenceModel {
         override val title = stringResource(R.string.battery_details_title)
         override val summary = presenter.summary
-        override val enabled = presenter.enabled
         override val onClick = presenter::startActivity
     })
 
@@ -97,8 +96,6 @@ private class AppBatteryPresenter(private val context: Context, private val app:
         Pair(batteryDiffEntry.await(), optimizationMode)
     }
 
-    val enabled = { batteryDiffEntryState is LoadingState.Done }
-
     val summary = {
         if (app.installed) {
             batteryDiffEntryState.let { batteryDiffEntryState ->