Elastic: Fix parsing for millisecond number timestamps (#20290)

* Stop parsing 'field'

* Remove time field from query for docs queries

* Test refactor to test all versions

* Fix tests

packages/grafana-data/src/dataframe/MutableDataFrame.test.ts

@@ -58,7 +58,7 @@ describe('Apending DataFrame', () => {
     ]);
 
     // Add a time value that has an array type
-    frame.add({ time: [300] });
+    frame.add({ time: 300 });
     expect(frame.toArray()).toEqual([
       { time: 100, name: 'a', value: 1, value2: null }, // 1
       { time: 200, name: 'BB', value: 20, value2: null }, // 2

packages/grafana-data/src/dataframe/MutableDataFrame.ts

@@ -231,11 +231,6 @@ export class MutableDataFrame<T = any> implements DataFrame, MutableVector<T> {
           field.parse = makeFieldParser(val, field);
         }
         val = field.parse(val);
-      } else if (field.type === FieldType.time && isArray(val)) {
-        if (!field.parse) {
-          field.parse = (val: any[]) => val[0] || undefined;
-        }
-        val = field.parse(val);
       }
 
       if (val === undefined) {