Update parquet files

alexgrigoras--next-purchase-day/{csv-test.parquet → parquet-test.parquet}

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:a0e61b4f1bc37e9aea4a8403e5f7b37b4dbc58313ef2c5aa2bf79bb488732cac
-size 12165
+oid sha256:8316df5333ec7b3dcadbc5745459cbcc4d1b1f3366d0a1e9d48f8194f942b7a4
+size 10238

alexgrigoras--next-purchase-day/{csv-train.parquet → parquet-train.parquet}

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:f723aa1d844a51a4aae2b7022a2106a95ee8fe527202843eabdef851e2d16b67
-size 11213
+oid sha256:f0d890effb36ad9a4b07c060b6c1db7b98743a9e770f261f6e27f82f87928d11
+size 9737

alexgrigoras--next-purchase-day/{csv-validation.parquet → parquet-validation.parquet}

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:0524655ca1170e5bd79ecdec379ee72c6f45dbaae9211546d5fc7c31271aee8d
-size 11662
+oid sha256:3296ae3adc5b35d4ff03873e51c8b1c2ccfe96667024aef04f18ac18ed01ada2
+size 9982