Fix error handling when fetching fresh token in App Check#8829

nermeen-mattar wants to merge 2 commits intofirebase:mainfirebase/firebase-js-sdk:mainfrom

nermeen-mattar:fix-force-refresh-error-handling-app-checknermeen-mattar/firebase-js-sdk:fix-force-refresh-error-handling-app-checkCopy head branch name to clipboard