Update README with warning for requirements.txt#2764

NAAAAAAAAA1212 wants to merge 1 commit intoRVC-Project:mainRVC-Project/Retrieval-based-Voice-Conversion-WebUI:mainfrom

NAAAAAAAAA1212:patch-1NAAAAAAAAA1212/Retrieval-based-Voice-Conversion-WebUI:patch-1Copy head branch name to clipboard