Add "secure reply to all" button to message actions menu

[sosnovsky]

Adding Secure Reply To All button to this menu will be a convenient addition, so all reply options will have their secure alternatives:

[sosnovsky]

Hi @martgil, please work on this one after finishing #5901, thanks!

[martgil]

Thanks @sosnovsky I understood. I should've added it right away when I added the other secure options. I'll follow your suggestion. I'd like to finish #5901 ASAP.