Revert "clean up groupReflections"

This reverts commit bb70285.

Author: nickoferrall

packages/client/utils/smartGroup/groupReflections.ts

@@ -1,6 +1,20 @@
 import {computeJaccardDistanceMatrix} from './computeJaccardDistanceMatrix'
 import getGroupMatrix from './getGroupMatrix'
 
+type Entity = {
+  lemma: string
+  name: string
+  salience: number
+}
+
+type GroupedReflectionRes = {
+  reflectionId: string
+  entities: Entity[]
+  oldReflectionGroupId: string
+  sortOrder: number
+  reflectionGroupId: string
+}
+
 export type GroupingOptions = {
   groupingThreshold: number
   maxGroupSize?: number