Update labels - no more Unito for epics (#44832)

getsentry/team-ospo#106

Author: chadwhitacre

.github/labels.yml

@@ -71,7 +71,6 @@
   description: ''
 - name: 'Type: Epic'
   color: '584774'
-  description: 'Epics can be automatically shadowed in Jira: notion.so/52d10dbfad474328850319e48b057a5b'
 - name: 'Type: Feature Request'
   color: '584774'
   description: ''