Update duckdb index files

.gitattributes

@@ -72,3 +72,4 @@ Ara--LeMGarouani--MAC-corpus/train/index.duckdb filter=lfs diff=lfs merge=lfs -t
 Ara--J-Mourad--MNAD.v1/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Ara--mustapha--QuranExe/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Ara--cardiffnlp--tweet_sentiment_multilingual/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Ara--cardiffnlp--tweet_sentiment_multilingual/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Ara--cardiffnlp--tweet_sentiment_multilingual/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:935c470695775f26ee5bc7b1bdc0c771ef628bfafed090b5435a043f34b6aeb6
+size 1060864