Changes

feat(error-log-review): add optional hint for approval requirements in config (#3690)

- Introduced a new 'hint' field in the error log review configuration to
provide guidance on updating error log patterns and approvers.
- Updated the main.go file to print the hint when no approval is found,
enhancing user experience.
- Removed the outdated config.yaml file, consolidating configuration
management.
 (commit: 4270928)