Documentation typo: funcationality -> functionality #705
Description
https://github.com/prometheus-community/postgres_exporter#multi-target-support-beta
This exporter supports the multi-target pattern. This allows running a single instance of this exporter for multiple postgres targets. Using the milti-target funcationality of this exporter is optional and meant for users where it is impossible to install the exporter as a sidecar. For example SaaS-managed services.