Update sphinx-argparse requirement from !=0.5.0,<0.6.0,>=0.2.5 to >=0.2.5,!=0.5.0,<0.7.0

Update sphinx-argparse requirement from !=0.5.0,<0.6.0,>=0.2.5 to >=0.2.5,!=0.5.0,<0.7.0 #4676