Update flake8.cfg ignore E261, E262 and E265
Update flake8.cfg ignore E261, E262 and E265

cryos/tomviz,thewtex/tomviz,cryos/tomviz,mathturtle/tomviz,OpenChemistry/tomviz,mathturtle/tomviz,cryos/tomviz,mathturtle/tomviz,OpenChemistry/tomviz,OpenChemistry/tomviz,cjh1/tomviz,thewtex/tomviz,cjh1/tomviz,cjh1/tomviz,thewtex/tomviz,OpenChemistry/tomviz