use adjustment time in iOS for hash reset

mobile/ios/Runner/Sync/PHAssetExtensions.swift

@@ -12,7 +12,10 @@ extension PHAsset {
       height: Int64(pixelHeight),
       durationInSeconds: Int64(duration),
       orientation: 0,
-      isFavorite: isFavorite
+      isFavorite: isFavorite,
+      adjustmentTime: adjustmentTimestamp,
+      latitude: location?.coordinate.latitude,
+      longitude: location?.coordinate.longitude
     )
   }
 
@@ -23,6 +26,13 @@ extension PHAsset {
   var filename: String? {
     return value(forKey: "filename") as? String
   }
+  
+  var adjustmentTimestamp: Int64? {
+    if let date = value(forKey: "adjustmentTimestamp") as? Date {
+      return Int64(date.timeIntervalSince1970)
+    }
+    return nil
+  }
 
   // This method is expected to be slow as it goes through the asset resources to fetch the originalFilename
   var originalFilename: String? {