Transformations: Use asterisk for First non-null label (#45940) (#46014)

(cherry picked from commit 07dda8a299)

Co-authored-by: matt abrams <37156449+zuchka@users.noreply.github.com>

packages/grafana-data/src/transformations/fieldReducer.ts

@@ -140,14 +140,14 @@ export const fieldReducers = new Registry<FieldReducerInfo>(() => [
     standard: true,
     reduce: calculateLast,
   },
-  { id: ReducerID.first, name: 'First', description: 'First Value', standard: true, reduce: calculateFirst },
   {
     id: ReducerID.firstNotNull,
-    name: 'First',
+    name: 'First *',
     description: 'First non-null value',
     standard: true,
     reduce: calculateFirstNotNull,
   },
+  { id: ReducerID.first, name: 'First', description: 'First Value', standard: true, reduce: calculateFirst },
   { id: ReducerID.min, name: 'Min', description: 'Minimum Value', standard: true },
   { id: ReducerID.max, name: 'Max', description: 'Maximum Value', standard: true },
   { id: ReducerID.mean, name: 'Mean', description: 'Average Value', standard: true, aliasIds: ['avg'] },