tst_QFilesystemWatcher::watchDirectory() fails on macOS 12 arm64

 18290: ********* Start testing of tst_QFileSystemWatcher *********
 FAIL!  : tst_QFileSystemWatcher::watchDirectory(native backend) Compared values are not the same
    Actual   (((changedSpy.count()))): 1
    Expected (testDirs.size() * 2)   : 4
    Loc: [/Users/qt/work/qt/qtbase/tests/auto/corelib/io/qfilesystemwatcher/tst_qfilesystemwatcher.cpp(349)]
 FAIL!  : tst_QFileSystemWatcher::signalsEmittedAfterFileMoved() Compared values are not the same
    Actual   (((changedSpy.count()))): 0
    Expected (fileCount)             : 10
    Loc: [/Users/qt/work/qt/qtbase/tests/auto/corelib/io/qfilesystemwatcher/tst_qfilesystemwatcher.cpp(809)]
 Totals: 14 passed, 2 failed, 1 skipped, 0 blacklisted, 119941ms