Minor fix DocIndexRetriever test (#1266)

DocIndexRetriever/docker_compose/intel/hpu/gaudi/compose.yaml

@@ -61,6 +61,7 @@ services:
       http_proxy: ${http_proxy}
       https_proxy: ${https_proxy}
       TEI_EMBEDDING_ENDPOINT: ${TEI_EMBEDDING_ENDPOINT}
+      LOGFLAG: ${LOGFLAG}
     restart: unless-stopped
   retriever:
     image: ${REGISTRY:-opea}/retriever-redis:${TAG:-latest}
@@ -76,6 +77,7 @@ services:
       https_proxy: ${https_proxy}
       REDIS_URL: ${REDIS_URL}
       INDEX_NAME: ${INDEX_NAME}
+      LOGFLAG: ${LOGFLAG}
     restart: unless-stopped
   tei-reranking-service:
     image: ghcr.io/huggingface/text-embeddings-inference:cpu-1.5
@@ -109,6 +111,7 @@ services:
       HUGGINGFACEHUB_API_TOKEN: ${HUGGINGFACEHUB_API_TOKEN}
       HF_HUB_DISABLE_PROGRESS_BARS: 1
       HF_HUB_ENABLE_HF_TRANSFER: 0
+      LOGFLAG: ${LOGFLAG}
     restart: unless-stopped
   doc-index-retriever-server:
     image: ${REGISTRY:-opea}/doc-index-retriever:${TAG:-latest}
@@ -130,6 +133,7 @@ services:
       - RETRIEVER_SERVICE_HOST_IP=${RETRIEVER_SERVICE_HOST_IP}
       - RERANK_SERVICE_HOST_IP=${RERANK_SERVICE_HOST_IP}
       - LLM_SERVICE_HOST_IP=${LLM_SERVICE_HOST_IP}
+      - LOGFLAG=${LOGFLAG}
     ipc: host
     restart: always