Fix test_oversize_unicode in io.votable
Fix test_oversize_unicode in io.votable

astropy/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,dhomeier/astropy,lpsinger/astropy,astropy/astropy,dhomeier/astropy,aleksandr-bakanov/astropy,larrybradley/astropy,mhvk/astropy,lpsinger/astropy,StuartLittlefair/astropy,mhvk/astropy,lpsinger/astropy,StuartLittlefair/astropy,larrybradley/astropy,saimn/astropy,larrybradley/astropy,mhvk/astropy,astropy/astropy,pllim/astropy,saimn/astropy,pllim/astropy,aleksandr-bakanov/astropy,astropy/astropy,StuartLittlefair/astropy,lpsinger/astropy,aleksandr-bakanov/astropy,dhomeier/astropy,dhomeier/astropy,lpsinger/astropy,larrybradley/astropy,dhomeier/astropy,saimn/astropy,mhvk/astropy,aleksandr-bakanov/astropy,mhvk/astropy,pllim/astropy,pllim/astropy,pllim/astropy,saimn/astropy,saimn/astropy,larrybradley/astropy,astropy/astropy