update: fixed_income optimal params history

README.md

@@ -376,10 +376,10 @@ dataset_info:
     dtype: float64
   splits:
   - name: train
-    num_bytes: 58026
+    num_bytes: 83985
     num_examples: 1527
-  download_size: 25908
-  dataset_size: 58026
+  download_size: 26230
+  dataset_size: 83985
 - config_name: fixed_income_returns
   features:
   - name: date

fixed_income_optimal_params/train-00000-of-00001.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1307e511572a9b7c10598d3a78ef99ea25ede80c7fa735cce7d671a8a0b67764
-size 25908
+oid sha256:d615e17ba25fa6ab33f55e77a7d7ae0eb4be0e9721633103a123c2ec3763e42d
+size 26230