Update README.md

README.md

@@ -21,9 +21,9 @@ configs:
 - config_name: default
   data_files:
   - split: SimBenchPop
-    path: "SimBenchPop.pkl"
+    path: "SimBenchPop.csv"
   - split: SimBenchGrouped
-    path: "SimBenchGrouped.pkl"
+    path: "SimBenchGrouped.csv"
 
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