[NIFI-7621] Remove legacy terminology around branch names from GitHub messaging and developer documentation

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.11.4
• Fix Version/s: 1.12.0
• Component/s: Documentation & Website, Tools and Build
• Labels: terminology
• Assignee: Andy LoPresto
• Reporter: Andy LoPresto
• Created: 08/Jul/20 23:33
• Updated: 14/Jul/20 17:46
• Resolved: 14/Jul/20 17:46

Description

Change references to master branch to reflect new name main.

Issue Links

• links to: GitHub Pull Request #4396