Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 wujohns--gpt2-base-learn/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+wujohns--gpt2-base-learn/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

wujohns--gpt2-base-learn/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4c8225959ef3c1aaf2bcde5bf026fbe40751b6028e168e822529e0935dab4bbb
+size 8925184