InfluxDB: Improve measurement-autocomplete behavior in query editor (#33494)

* InfluxDB: Improve measurement-autocomplete behavior

* reverted changes of the previous commit

* add debounce to measurement-autocomplete

public/app/plugins/datasource/influxdb/partials/query.editor.html

@@ -30,6 +30,7 @@
           segment="ctrl.measurementSegment"
           get-options="ctrl.getMeasurements($query)"
           on-change="ctrl.measurementChanged()"
+          debounce="true"
         ></metric-segment>
       </div>