Docks: Update provisioning.md with proper Slack settings (#21227)

From the below link seems that these are the proper slack settings, and I was able to test/verify. 
https://github.com/grafana/grafana/blob/master/pkg/services/alerting/notifiers/slack.go
This commit is contained in:
yeungalan0 2019-12-23 08:45:07 -07:00 committed by Diana Payton
parent 6ac53a1312
commit 15fed09c48

View File

@ -348,8 +348,8 @@ The following sections detail the supported settings for each alert notification
| url |
| recipient |
| username |
| iconEmoji |
| iconUrl |
| icon_emoji |
| icon_url |
| uploadImage |
| mention |
| token |