Update caption processing state: next_index=0

processing_state_cursors.json

@@ -68,6 +68,6 @@
     "ArtStation_UE5_EnvironmentDesignIvanYosifov_DownloadPirate.com_1 Introduction_frames.zip": "failed",
     "ArtStation_UE5_EnvironmentDesignIvanYosifov_DownloadPirate.com_2 How To Generate Ideas_frames.zip": "failed",
     "ArtStation_UE5_EnvironmentDesignIvanYosifov_DownloadPirate.com_3 Scene Setup_frames.zip": "failed",
-    "ArtStation_UE5_EnvironmentDesignIvanYosifov_DownloadPirate.com_4 Scene Block out_frames.zip": "processing"
+    "ArtStation_UE5_EnvironmentDesignIvanYosifov_DownloadPirate.com_4 Scene Block out_frames.zip": "failed"
   }
 }