Delete old duckdb index files

supervised_large/test/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2d91ec81f6d8f7ca8c6b1fcade41b91fd23e3d796c6891042e270eec38f729c9
-size 2371584

supervised_large/train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:7619fbe2b000ffde63983dfcb07c3bae879e23e67c4e3316aa34bc94f3bd6f75
-size 16789504

supervised_large/validation/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5a0622db204168cf1dca6984e410f69e902775a1b644f27ec5412e8cecf2325e
-size 2371584

supervised_small/test/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4c0f7d3ef6f24e98af0c51fe521df68abf68b2fadcde63ab3b08e71defa55172
-size 2633728

supervised_small/train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2f2490998481216664beefe394518117d9b17e642ca25dab301fdb6d3542e944
-size 9711616

supervised_small/validation/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b3e80e06a5b56485c31d6b252957d35af7a34050f978be7183bc184de73ab472
-size 2371584

unsupervised/test/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:399e3ae55413b44eb5e8327f5ecbf1dc5f9c6d5f3c85a2d057e92ca61821e3f0
-size 2371584

unsupervised/train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6605741883c4b4036c0f77edfb167d2accefb1fab758dd69ef2b1c40c83732fe
-size 35663872

unsupervised/validation/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2643169468f9c4aa2ae0b14b7dcb272101d3ee4f6616e394ef7188a488950166
-size 2895872