Fixing GPU for semantic_search.py

backend/semantic_search.py

@@ -7,4 +7,4 @@ qd_document_store = QdrantDocumentStore(path=str(proj_dir/'Qdrant'), index='RAGD
 qd_retriever = EmbeddingRetriever(document_store=qd_document_store,
                                   embedding_model="BAAI/bge-base-en-v1.5",
                                   model_format="sentence_transformers",
-                                  use_gpu=False)
+                                  use_gpu=True)