refactor: rename task_type to task for jina embeddings v3 (#8488)

api/core/model_runtime/model_providers/jina/text_embedding/text_embedding.py

@@ -57,7 +57,7 @@ class JinaTextEmbeddingModel(TextEmbeddingModel):
         data = {"model": model, "input": [transform_jina_input_text(model, text) for text in texts]}
 
         if model == "jina-embeddings-v3":
-            data["task_type"] = "retrieval.passage"
+            data["task"] = "text-matching"
 
         try:
             response = post(url, headers=headers, data=dumps(data))