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
 PP04--Sanskrit-Text-Summary/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+PP04--Sanskrit-Text-Summary/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

PP04--Sanskrit-Text-Summary/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ade6626cabe7723e4b2f0dd26356543ff2b65ad2f0ed481872ce1e72d9da64b5
+size 1323008