Function deleteComment

Deletes a comment.

Permissions required:

• Browse projects project permission for the project that the issue containing the comment is in.
• If issue-level security is configured, issue-level security permission to view the issue.
• Delete all comments project permission to delete any comment or Delete own comments to delete comment created by the user,
• If the comment has visibility restrictions, the user belongs to the group or has the role visibility is restricted to.