Allow Management the ability to close a boost with 🗑️ reaction.

[Tueri]

I'm aware we can !close_boost and delete, but visually closing instead of running the command and deleting the post can be awkward. This is a QoL change and very low priority, if even possible.

[Dejnaa]

Lets add to this the lock option, if for some reason the advertiser can not do it so thatmanagment can.

[iElsha]

@Icecrown-Community/icc-the-citadel @Icecrown-Community/icc-advertiser-manager Manager, and advertiser manager now have access to the following interaction (upcomming update):

• Remove a booster
• Cancel
• Open
• lock
• submit
• mark as depleted