[Task] Update widget model linked to sentence-similarity task (#1749)

Context:
https://huggingface.slack.com/archives/C02EMARJ65P/p1757924773167979

Author: kefranabg

packages/tasks/src/tasks/sentence-similarity/data.ts

@@ -98,7 +98,7 @@ const taskData: TaskDataCustom = {
 	],
 	summary:
 		"Sentence Similarity is the task of determining how similar two texts are. Sentence similarity models convert input texts into vectors (embeddings) that capture semantic information and calculate how close (similar) they are between them. This task is particularly useful for information retrieval and clustering/grouping.",
-	widgetModels: ["BAAI/bge-small-en-v1.5"],
+	widgetModels: ["sentence-transformers/all-MiniLM-L6-v2"],
 	youtubeId: "VCZq5AkbNEU",
 };