Update duckdb index files

.gitattributes

@@ -90,3 +90,4 @@ ga_caselaw/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ga_contracts/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 hr_caselaw/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 es_legislation/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+et_legislation/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

et_legislation/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b6a3d4aeba768b160cbdd0cbb46ecf2790c362c89b55b1f9c4d79e038cdcce35
+size 62926848