Update duckdb index files

.gitattributes

@@ -99,3 +99,4 @@ shell/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 smarty/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 thrift/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 moonscript/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+parrot-internal-representation/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

parrot-internal-representation/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e817aaf6704a3a113a125205c5618236632d7ef3f07933f9b89274ae1712f5e7
+size 1060864