Getting rid of reranker to see if this is causing long build and also time-out of the app.

requirements.txt

@@ -8,7 +8,7 @@ llama-index==0.10.20
 llama-index-vector-stores-faiss==0.1.2
 llama-index-llms-openai==0.1.12
 llama-index-embeddings-openai==0.1.6
-llama-index-postprocessor-flag-embedding-reranker==0.1.2
+# llama-index-postprocessor-flag-embedding-reranker==0.1.2
 llama-parse==0.3.9
 # tiktoken==0.5.1
 # nest-asyncio==1.6.0