tst_QTextLayout::softHyphens() failed on macos 11 in CI

agent:2021/01/27 21:15:06 build.go:379: 341: Test command: /Applications/CMake.app/Contents/bin/cmake "-P" "/Users/qt/work/qt/qtbase_standalone_tests/tests/auto/gui/text/qtextlayout/tst_qtextlayoutWrapperRelWithDebInfo.cmake"
agent:2021/01/27 21:15:06 build.go:379: 341: Test timeout computed to be: 1500
agent:2021/01/27 21:15:06 build.go:379: 341: ********* Start testing of tst_QTextLayout *********
agent:2021/01/27 21:15:06 build.go:379: 341: Config: Using QtTest library 6.1.0, Qt 6.1.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by Clang 12.0.0 (clang-1200.0.32.28) (Apple)), macos 11.0
agent:2021/01/27 21:15:06 build.go:379: 341: PASS   : tst_QTextLayout::initTestCase()
...
agent:2021/01/27 21:15:07 build.go:379: 341: FAIL!  : tst_QTextLayout::softHyphens() Compared values are not the same
agent:2021/01/27 21:15:07 build.go:379: 341:    Actual   (line.textLength()): 4
agent:2021/01/27 21:15:07 build.go:379: 341:    Expected (5)                : 5
agent:2021/01/27 21:15:07 build.go:379: 341:    Loc: [/Users/qt/work/qt/qtbase/tests/auto/gui/text/qtextlayout/tst_qtextlayout.cpp(2431)]
agent:2021/01/27 21:15:07 build.go:379: 341: PASS   : tst_QTextLayout::min_maximumWidth()
agent:2021/01/27 21:15:07 build.go:379: 341: PASS   : tst_QTextLayout::cleanupTestCase()
agent:2021/01/27 21:15:07 build.go:379: 341: Totals: 148 passed, 1 failed, 0 skipped, 0 blacklisted, 1397ms
agent:2021/01/27 21:15:07 build.go:379: 341: ********* Finished testing of tst_QTextLayout *********