docs: update bandersnatch mirror notes#2072

Himanshuagrawal4 wants to merge 1 commit into

pypa:mainpypa/packaging.python.org:mainfrom

Himanshuagrawal4:PRO/packaging-bandersnatch-docs-20260615Himanshuagrawal4/packaging.python.org:PRO/packaging-bandersnatch-docs-20260615Copy head branch name to clipboard