Fix dropcounter option, is called dropResets (#8336)

pkg/tsdb/opentsdb/opentsdb.go

@@ -191,7 +191,7 @@ func (e *OpenTsdbExecutor) buildMetric(query *tsdb.Query) map[string]interface{}
 		}
 
 		if !counterMaxCheck && (!resetValueCheck || resetValue.MustFloat64() == 0) {
-			rateOptions["dropcounter"] = true
+			rateOptions["dropResets"] = true
 		}
 
 		metric["rateOptions"] = rateOptions