Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+ASR_Reference_microphone/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

ASR_Reference_microphone/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a48a88da52e01fd3a8ecd94b4e0b5de55af88d43c2c15db700e2c1258eebd771
+size 1060864