vlsuite-1.0.x-dev/modules/vlsuite_block/vlsuite_block.routing.yml

vlsuite_block.settings:
  path: '/admin/config/vlsuite/block'
  defaults:
    _title: 'VLSuite - Block'
    _form: 'Drupal\vlsuite_block\Form\VLSuiteBlockSettingsForm'
  requirements:
    _permission: 'administer site configuration'