chore: fix wrong VectorType match case (#8857)

api/controllers/console/datasets/datasets.py

             case (
                 VectorType.MILVUS
                 | VectorType.RELYT
-                | VectorType.PGVECTOR
                 | VectorType.TIDB_VECTOR
                 | VectorType.CHROMA
                 | VectorType.TENCENT
+                | VectorType.PGVECTO_RS
             ):
                 return {"retrieval_method": [RetrievalMethod.SEMANTIC_SEARCH.value]}
             case (
                 | VectorType.MYSCALE
                 | VectorType.ORACLE
                 | VectorType.ELASTICSEARCH
+                | VectorType.PGVECTOR
             ):
                 return {
                     "retrieval_method": [

api/core/rag/datasource/vdb/tencent/tencent_vector.py

             return self._client.create_database(database_name=self._client_config.database)
 
     def get_type(self) -> str:
-        return "tencent"
+        return VectorType.TENCENT
 
     def to_index_struct(self) -> dict:
         return {"type": self.get_type(), "vector_store": {"class_prefix": self._collection_name}}