Remove gray background from issue/mr/milestone background
Fixes #6062 (closed)
Signed-off-by: Dmitriy Zaporozhets dmitriy.zaporozhets@gmail.com cc @skyruler @creamzy
Fixes #6062 (closed)
Signed-off-by: Dmitriy Zaporozhets dmitriy.zaporozhets@gmail.com cc @skyruler @creamzy