Add 1 packed OProof batches

data/train/p7a/oproofs-s00001-g000012-0000-8c46f94918e37a33.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8c46f94918e37a334e0b08643f257b14f9a0666e6d53926890a94e2b7540ea6f
+size 870890

data/train/p7a/oproofs-s00001-g000012-0001-b6f1106fdcfda217.parquet

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b6f1106fdcfda217d3a06023eae7fa50ac83f315d6e7098c975ab2c7de5c9748
+size 1040034