[SecuritySolution] Query risk score without time range (#149682)

## Summary
Issue:
elastic/security-team#5817
Steps to verify:
1. visit app/security/entity_analytics
2. Inspect host risk score donut chart and user risk score donut chart
3. There should be no time range in their requests.
<img width="2543" alt="Screenshot 2023-01-27 at 12 21 01"
src="https://user-images.githubusercontent.com/6295984/215087615-0b54a86e-b65f-4140-bebd-78f251693ba7.png">


### Checklist

Delete any items that are not applicable to this PR.


- [x] [Unit or functional
tests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)
were updated or added to match the most common scenarios

x-pack/plugins/security_solution/public/common/components/visualization_actions/lens_attributes/common/risk_scores/risk_score_donut.ts

@@ -132,13 +132,13 @@ export const getRiskScoreDonutAttributes: GetLensAttributes = (
         [internalReferenceId]: {
           id: internalReferenceId,
           title: `ml_${stackByField}_risk_score_latest_${extraOptions.spaceId}`,
-          timeFieldName: '@timestamp',
+          timeFieldName: '',
           sourceFilters: [],
           fieldFormats: {},
           runtimeFieldMap: {},
           fieldAttrs: {},
           allowNoIndex: false,
-          name: `ml_${stackByField}_risk_score_latest_${extraOptions.spaceId}`,
+          name: `ml_${stackByField}_risk_score_latest_${extraOptions.spaceId}_no_timestamp`,
         },
       },
     },