Delete old duckdb index files

default/homograph_test/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5c9c622e45a24f4bb542a795b936cab20420f75001202ff2c81492a8fef8e0f4
-size 1060864

default/homograph_train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3cbc81e244f37dc758020667cff50c72bcedbd3ccc03971f2cb8f6453bad9767
-size 4993024

default/homograph_valid/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:35e7a1097dee6be6e59b3a2e106ae49a3d527e84893e02fecd7c368bc6c756fb
-size 1060864

default/lexicon_test/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b1a31bfe5fe838071c7a300b1366bfc37ef8784012f644ce3985fee4b606e6a1
-size 1323008

default/lexicon_train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6a7953400f2a85fe49a12e12213a508edcb057961783c5e89b2b7dcfbe80e999
-size 12070912

default/lexicon_valid/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:703b3cef935d815ac077eaf5c04f9b257a7fccccd6a0f65e7cd66356b80d1aed
-size 1323008

default/sentence_test/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:46c8c4174feb48be8861c5a6f5932807183175438114ef9102ac51ac35b0929a
-size 1847296

default/sentence_train/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:86a5ef285e856ff2ffe264feccc7e62f25e618dd0731eda2b3acf76c0ec7dccb
-size 68169728

default/sentence_valid/index.duckdb

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:67b172f483fedc57d2f71b31522c22a081b2c9c6715f2c4ba50647795f075160
-size 1847296