Add QA-ready Countix compatibility subset TSV

subsets/countix_compat_summary.json

@@ -9,6 +9,9 @@
   },
   "files": {
     "manifest_tsv": "subsets/countix_compat_all.tsv",
-    "video_ids_tsv": "subsets/countix_compat_video_ids.tsv"
-  }
+    "video_ids_tsv": "subsets/countix_compat_video_ids.tsv",
+    "qa_tsv": "subsets/countix_compat_qa.tsv"
+  },
+  "qa_rows": 1041,
+  "qa_missing_target_rows": 1
 }