message: Proper case vendor name
diff: @@ -268,7 +268,7 @@ identical in use to
  Their purpose is mainly, but not limited, to reference into external systems.
  This could for example be a reference to the git ref the entity was ingested
  -from, to monitoring and logging systems, to pagerduty schedules, etc. Users may
  +from, to monitoring and logging systems, to PagerDuty schedules, etc. Users may
  add these to descriptor YAML files, but in addition to this automated systems
  may also add annotations, either during ingestion into the catalog, or at a
  later time.
  