Remove exact duplicate legacy OProof batch objects

data/internal_test/p61/oproofs-000001-0000-f580b2a89ea159c2.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f580b2a89ea159c2733b0935a9ae8f5192a96a8a8657f76dfd841817cfeee3a5
-size 216574

data/train/p61/oproofs-000001-0000-58b35148fbe23744.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:58b35148fbe23744886701546af2abd076854495ac69f78e7c0ff8c2cf1d0658
-size 624755

manifests/batches/oproofs/000001.json

@@ -1,49 +0,0 @@
-{
-  "batch": "oproofs/000001",
-  "batch_fingerprint": "99acb12084f403a4608d6800ba9129b48a94163c750125bc3fd39a5b13d20813",
-  "evidence": {
-    "batch_fingerprint": "99acb12084f403a4608d6800ba9129b48a94163c750125bc3fd39a5b13d20813",
-    "contamination_matches": [],
-    "failures": [],
-    "input_proofs": 4,
-    "input_units": 4,
-    "proofs": 4,
-    "published_proofs": 4,
-    "published_transitions": 27,
-    "replay_failures": [],
-    "trace_mode": "individual",
-    "transitions": 27,
-    "validation_failures": [],
-    "validation_rejected_proofs": 0,
-    "zero_transition_proofs": 0
-  },
-  "format": "leangpt-parquet-v2",
-  "proof_ids": [
-    "oproofs:oproofs:3bae0c06157639c0a673679635c669d19c99e906:0:4",
-    "oproofs:oproofs:3bae0c06157639c0a673679635c669d19c99e906:0:5",
-    "oproofs:oproofs:3bae0c06157639c0a673679635c669d19c99e906:0:6",
-    "oproofs:oproofs:3bae0c06157639c0a673679635c669d19c99e906:0:7"
-  ],
-  "proof_keys": [
-    "[\"oproofs\",\"3bae0c06157639c0a673679635c669d19c99e906\",\"Full/OProofs_00000_00000004.lean\",\"e23162ab2ac904a5b32e5ba3c79c275f714b13cd770c2c69a88610e6d8c2bdd6\",0,\"sqrt_diff\"]",
-    "[\"oproofs\",\"3bae0c06157639c0a673679635c669d19c99e906\",\"Full/OProofs_00000_00000005.lean\",\"bbcf722de38a8a23709936eb1b0dcfbc52f0f624ebb6261b0e1e3a307eeb9f53\",0,\"prove\"]",
-    "[\"oproofs\",\"3bae0c06157639c0a673679635c669d19c99e906\",\"Full/OProofs_00000_00000006.lean\",\"f7ab240f10fbf21a42f0219d6d7a3707b2ef1bc3dfed19a532190e1b7680c648\",0,\"sqrt_ineq\"]",
-    "[\"oproofs\",\"3bae0c06157639c0a673679635c669d19c99e906\",\"Full/OProofs_00000_00000007.lean\",\"84ece501e72a6447fb18fd7fff8b4736fb3b50f3bc3190c1efdb2281cef4ecfe\",0,\"prove\"]"
-  ],
-  "shards": [
-    {
-      "bytes": 624755,
-      "path": "data/train/p61/oproofs-000001-0000-58b35148fbe23744.parquet",
-      "revision": "70ffb45312b8289673f0f901dd454684dbe80b33",
-      "rows": 24,
-      "sha256": "58b35148fbe23744886701546af2abd076854495ac69f78e7c0ff8c2cf1d0658"
-    },
-    {
-      "bytes": 216574,
-      "path": "data/internal_test/p61/oproofs-000001-0000-f580b2a89ea159c2.parquet",
-      "revision": "70ffb45312b8289673f0f901dd454684dbe80b33",
-      "rows": 3,
-      "sha256": "f580b2a89ea159c2733b0935a9ae8f5192a96a8a8657f76dfd841817cfeee3a5"
-    }
-  ]
-}