Fix typo in mesh_obj example
Fix typo in mesh_obj example

sbtlaarzc/vispy,kkuunnddaannkk/vispy,srinathv/vispy,RebeccaWPerry/vispy,jay3sh/vispy,sbtlaarzc/vispy,dchilds7/Deysha-Star-Formation,dchilds7/Deysha-Star-Formation,michaelaye/vispy,sbtlaarzc/vispy,hronoses/vispy,sh4wn/vispy,drufat/vispy,RebeccaWPerry/vispy,jay3sh/vispy,bollu/vispy,bollu/vispy,inclement/vispy,julienr/vispy,Eric89GXL/vispy,sh4wn/vispy,QuLogic/vispy,inclement/vispy,srinathv/vispy,ghisvail/vispy,Eric89GXL/vispy,kkuunnddaannkk/vispy,RebeccaWPerry/vispy,jdreaver/vispy,QuLogic/vispy,kkuunnddaannkk/vispy,ghisvail/vispy,jay3sh/vispy,jdreaver/vispy,drufat/vispy,bollu/vispy,julienr/vispy,michaelaye/vispy,sh4wn/vispy,michaelaye/vispy,srinathv/vispy,hronoses/vispy,drufat/vispy,QuLogic/vispy,inclement/vispy,dchilds7/Deysha-Star-Formation,julienr/vispy,hronoses/vispy,ghisvail/vispy,Eric89GXL/vispy,jdreaver/vispy