fix(llm): preserve event loop in sync cache - #2479

fix(llm): preserve event loop in sync cache#2479

Fu Xiaonan (FU-max-boop) wants to merge 2 commits into

microsoft:mainmicrosoft/graphrag:mainfrom

FU-max-boop:fix/cache-event-loop-lifecycleFU-max-boop/graphrag:fix/cache-event-loop-lifecycleCopy head branch name to clipboard