This update for MozillaFirefox fixes the following issues:
{ "binaries": [ { "MozillaFirefox": "91.5.0-78.159.1", "MozillaFirefox-translations-common": "91.5.0-78.159.1", "MozillaFirefox-translations-other": "91.5.0-78.159.1" } ] }