Merge branch 'tests/pytest.mark.flaky' of https://github.com/Lightnin…

…g-Sandbox/gluon-ts into tests/pytest.mark.flaky

requirements/requirements-test.txt

@@ -1,6 +1,6 @@
 pandas >=1.1
 pytest >7.0
-pytest-cov >4.0, <5.0
+pytest-cov >4.0,<5.0
 pytest-timeout >2.0, <3.0
 pytest-xdist >3.0, <4.0
 pytest-rerunfailures >=13.0, <14.0