Update duckdb index files

.gitattributes

@@ -103,3 +103,4 @@ it_contracts/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 it_legislation/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 it_all/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 lt_legislation/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+lv_caselaw/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

lv_caselaw/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:07dff59025d9436c3802e582d0cb0d386c621ad612d97c9442386f4eaef50cd4
+size 58732544