Fix test browser.test_audio_worklet_direct to not be attempted on too old Firefox browser versions#26761

juj merged 2 commits intoemscripten-core:mainemscripten-core/emscripten:mainfrom

juj:fix_test_audio_worklet_direct_firefoxjuj/emscripten:fix_test_audio_worklet_direct_firefoxCopy head branch name to clipboard