[#570] Error when adding a label: Validation Failed: {"value":"stale, reviewer-needed","resource":"Label","field":"name","code":"invalid"}

Unexpected input(s) 'exempt-draft-prs', valid inputs are ['repo-token', 'stale-issue-message', 'stale-pr-message', 'close-issue-message', 'close-pr-message', 'days-before-stale', 'days-before-issue-stale', 'days-before-pr-stale', 'days-before-close', 'days-before-issue-close', 'days-before-pr-close', 'stale-issue-label', 'close-issue-label', 'exempt-issue-labels', 'close-issue-reason', 'stale-pr-label', 'close-pr-label', 'exempt-pr-labels', 'exempt-milestones', 'exempt-issue-milestones', 'exempt-pr-milestones', 'exempt-all-milestones', 'exempt-all-issue-milestones', 'exempt-all-pr-milestones', 'only-labels', 'any-of-labels', 'any-of-issue-labels', 'any-of-pr-labels', 'only-issue-labels', 'only-pr-labels', 'operations-per-run', 'remove-stale-when-updated', 'remove-issue-stale-when-updated', 'remove-pr-stale-when-updated', 'debug-only', 'ascending', 'delete-branch', 'start-date', 'exempt-assignees', 'exempt-issue-assignees', 'exempt-pr-assignees', 'exempt-all-assignees', 'exempt-all-issue-assignees', 'exempt-all-pr-assignees', 'exempt-draft-pr', 'enable-statistics', 'labels-to-add-when-unstale', 'labels-to-remove-when-stale', 'labels-to-remove-when-unstale', 'ignore-updates', 'ignore-issue-updates', 'ignore-pr-updates', 'include-only-assigned']