feat: add adjustmentTimestamp to platformasset

# Conflicts:
#	mobile/lib/platform/native_sync_api.g.dart

mobile/pigeon/native_sync_api.dart

@@ -26,6 +26,7 @@ class PlatformAsset {
   final int durationInSeconds;
   final int orientation;
   final bool isFavorite;
+  final int? adjustmentTimestamp;
 
   const PlatformAsset({
     required this.id,
@@ -38,6 +39,7 @@ class PlatformAsset {
     this.durationInSeconds = 0,
     this.orientation = 0,
     this.isFavorite = false,
+    this.adjustmentTimestamp,
   });
 }