Update duckdb index files

.gitattributes

@@ -239,3 +239,4 @@ de_other/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 el_all/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 el_legislation/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_all/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+en_caselaw/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

en_caselaw/partial-validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c8c282119be0ea68bfb4ddf4bf62d4317bd6fd71f553479d15e0f6332b040c82
+size 115093504