Bump llama-index from 0.11.10 to 0.12.28#46

dependabot[bot] wants to merge 1 commit intomainmicrosoft/PromptWizard:mainfrom

dependabot/pip/llama-index-0.12.28microsoft/PromptWizard:dependabot/pip/llama-index-0.12.28Copy head branch name to clipboard