glance: mark the state-restore helper's restricted GlanceState use as deliberate

glance/src/main/kotlin/de/jeanlucmakiola/floret/glance/WidgetUpdates.kt

@@ -1,5 +1,6 @@
 package de.jeanlucmakiola.floret.glance
 
+import android.annotation.SuppressLint
 import android.appwidget.AppWidgetManager
 import android.content.ComponentName
 import android.content.Context
@@ -83,7 +84,12 @@ suspend fun GlanceAppWidget.updateWithRefresh(
  * A receiver's `onRestored`: moves each restored instance's Glance state from
  * its old id to the one the host gave it, which Glance doesn't do itself, so
  * per-instance settings survive a backup restore or device transfer.
+ *
+ * Reads the stores through Glance's restricted [GlanceState]: the public state
+ * calls need a GlanceId, which Glance only gives out for ids still bound, and
+ * opening the files directly would race Glance's own DataStore on them.
  */
+@SuppressLint("RestrictedApi")
 fun GlanceAppWidgetReceiver.restoreState(context: Context, oldIds: IntArray, newIds: IntArray) {
     val appContext = context.applicationContext
     val pending = goAsync()