Mattermost-server: [Help Wanted] [MM-11375] When creating a new channel, you get two periods if you use a period at the end of the channel purpose

[esethna]

If you're interested please comment here and come join our "Contributors" community channel on our daily build server, where you can discuss questions with community members and the Mattermost core team. For technical advice or questions, please join our "Developers" community channel.

New contributors please see our Developer's Guide, specifically for machine setup and for developer workflow.

---

Notes: Jira ticket

Repro:
Create a new channel and fill in a channel purpose using a period at the end of the sentence

Observed: Two periods are shown in the welcome message at the top of the new channel

Expected: Only the period you inserted at the end of the sentence is shown.

[michaelkochub]

Hi @esethna, I am interested in working on this. This is would be my first contribution, so I think it is a good one to start with.

[esethna]

Awesome, thanks @michaelkochub! I'll remove the up for grabs label if you'll be taking this one

[michaelkochub]

@esethna, all done! https://github.com/mattermost/mattermost-webapp/pull/1480

[jasonblais]

Thanks @michaelkochub 🎉

Fix will ship with Mattermost v5.3