Update duckdb index files

loubnabnl--bigcode_csharp/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:47b7616dfd04391f6baeb3788321c8ddec2e64bcb1a373f4afca8ab9565e0628
-size 971780096
+oid sha256:815768dfc4e5b56bca8bd81f791d00bee86794e99c8f167bcdfb8a767d7208de
+size 494153728