Update manifest with Opencpop

manifest.json

@@ -103,6 +103,23 @@
           "sha256": "8d12db4c2a60565fe258c0466eb248ec382d3a4dd4c8ae90d961efe7566ee3ee"
         }
       ]
+    },
+    "opencpop": {
+      "type": "json_file",
+      "annotations": {
+        "path": "opencpop/annotations.json",
+        "bytes": 2158887,
+        "sha256": "ee477f073078008adec6aa07045c0210b58ea94d16b6909628628f5b882d981e"
+      },
+      "shards": [
+        {
+          "path": "opencpop/audio-00000.tar",
+          "files": 11571,
+          "payload_bytes": 5013134900,
+          "archive_bytes": 5033912320,
+          "sha256": "c9115b0e8ec2e00912926216ac600ee6e65ae82ab37d3f248b3234ae8704f1ee"
+        }
+      ]
     }
   }
 }