counters: fix wrong service port in prometheus job
Related T3164
Test Plan
diff origin/production/counters0.internal.staging.swh.network current/counters0.internal.staging.swh.network
*******************************************
Profile::Prometheus::Export_scrape_config[swh-counters_counters0.internal.staging.swh.network] =>
parameters =>
target =>
- counters0.internal.staging.swh.network:
+ counters0.internal.staging.swh.network:5011
*******************************************
*** End octocatalog-diff on counters0.internal.staging.swh.network
Migrated from D5329 (view on Phabricator)