Update issue template lead-in
Update issue template lead-in

Closes #1851

gaidarenko/stylelint,heatwaveo8/stylelint,stylelint/stylelint,stylelint/stylelint,gucong3000/stylelint,stylelint/stylelint,heatwaveo8/stylelint,hudochenkov/stylelint,gucong3000/stylelint,stylelint/stylelint,gaidarenko/stylelint,hudochenkov/stylelint,heatwaveo8/stylelint,hudochenkov/stylelint,gaidarenko/stylelint,gucong3000/stylelint