Update duckdb index files

.gitattributes

@@ -92,3 +92,4 @@ default/sst2_perturbed_prejudice/index.duckdb filter=lfs diff=lfs merge=lfs -tex
 default/sst2_perturbed_punctuation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/sst2_perturbed_reverseneg/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/sst2_perturbed_sne_0.1/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/sst2_perturbed_sne_0.2/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/sst2_perturbed_sne_0.2/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0089f3c55e1edd0f367628e9cc3104264c44e78f1d7d60fd3ff707fff06288ef
+size 1323008