Recover 15 clips from stale-overwrite of canonical-init-frame fix (index.json)

samples/index.json

@@ -1412,10 +1412,11 @@
       "end_sec": 249.0,
       "duration_sec": 4.0,
       "n_frames": 62,
-      "n_objects": 2,
+      "n_objects": 3,
       "sam3_quality": 0.8946634535668728,
       "objects": [
         "silver pot",
+        "tin can",
         "tin can"
       ],
       "has_grasp": false,
@@ -2533,9 +2534,10 @@
       "end_sec": 47.18,
       "duration_sec": 3.979999999999997,
       "n_frames": 61,
-      "n_objects": 2,
+      "n_objects": 3,
       "sam3_quality": 0.7098900261250012,
       "objects": [
+        "vent cover",
         "vent cover",
         "pipe"
       ],