www/firefox: fix build with sndio
upstream sndio handling was fixed for non-OpenBSD systems: https://bugzilla.mozilla.org/show_bug.cgi?id=1351378 so our own "fixing" actually broke build. PR: 263587 Reported by: Robert Cina, jkim@
upstream sndio handling was fixed for non-OpenBSD systems: https://bugzilla.mozilla.org/show_bug.cgi?id=1351378 so our own "fixing" actually broke build. PR: 263587 Reported by: Robert Cina, jkim@
mentioned in commit dc17c19f