Remove section "Sending metrics to Gnocchi and Service Telemetry Framework" from upstream and downstream STF doc. https://infrawatch.github.io/documentation/#sending-metrics-to-gnocchi-and-to-stf_assembly-completing-the-stf-configuration
Updated doc: https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/17.0/html/service_telemetry_framework_1.5/index