Add black to pre-commit
Add black to pre-commit

astropy/astropy,mhvk/astropy,pllim/astropy,mhvk/astropy,pllim/astropy,pllim/astropy,astropy/astropy,mhvk/astropy,astropy/astropy,mhvk/astropy,mhvk/astropy,pllim/astropy,pllim/astropy,astropy/astropy,astropy/astropy