Documentation: remove unneeded config block

Author: Net-burst

sample/configs/localdev-config.yaml

@@ -3,16 +3,13 @@ adapters:
   generic:
     enabled: true
     endpoint: http://localhost
-metrics:
-  prefix: prebid
 cache:
   scheme: http
   host: localhost
   path: /cache
   query: uuid=
 settings:
   enforce-valid-account: false
-  generate-storedrequest-bidrequest-id: true
   filesystem:
     settings-filename: sample/configs/sample-app-settings.yaml
     stored-requests-dir: sample/stored
@@ -26,9 +23,3 @@ gdpr:
       cache-dir: /var/tmp/vendor2
     v3:
       cache-dir: /var/tmp/vendor3
-admin-endpoints:
-  logging-changelevel:
-    enabled: true
-    path: /logging/changelevel
-    on-application-port: true
-    protected: false