geolocation-8.x-3.x-dev/modules/geolocation_here/geolocation_here.routing.yml

geolocation_here.settings:
  path: '/admin/config/services/geolocation/here_maps'
  defaults:
    _form:  '\Drupal\geolocation_here\Form\HereMapsSettings'
    _title: 'HERE Maps settings'
  requirements:
    _permission: 'configure geolocation'