Update README.md

I believe this is actually a 768 dimension dense model

README.md

@@ -66,7 +66,7 @@ pipeline_tag: sentence-similarity
 
 # sentence-transformers/distiluse-base-multilingual-cased-v2
 
-This is a [sentence-transformers](https://www.SBERT.net) model: It maps sentences & paragraphs to a 512 dimensional dense vector space and can be used for tasks like clustering or semantic search.
+This is a [sentence-transformers](https://www.SBERT.net) model: It maps sentences & paragraphs to a 768 dimensional dense vector space and can be used for tasks like clustering or semantic search.