Add useGroupBy hook + update calendar view to use groupBy (#15439)

## Context
Took inspiration from findMany + kanban => Implemented a hook for the
new groupBy API endpoints
Fixed an issue when DnD to an empty day

packages/twenty-front/src/modules/object-record/hooks/useGroupByRecordsQuery.ts

@@ -0,0 +1,37 @@
+import { useRecoilValue } from 'recoil';
+
+import { useObjectMetadataItem } from '@/object-metadata/hooks/useObjectMetadataItem';
+import { objectMetadataItemsState } from '@/object-metadata/states/objectMetadataItemsState';
+import { type RecordGqlOperationGqlRecordFields } from '@/object-record/graphql/types/RecordGqlOperationGqlRecordFields';
+import { useObjectPermissions } from '@/object-record/hooks/useObjectPermissions';
+import { generateGroupByRecordsQuery } from '@/object-record/utils/generateGroupByRecordsQuery';
+
+export const useGroupByRecordsQuery = ({
+  objectNameSingular,
+  recordGqlFields,
+  computeReferences,
+}: {
+  objectNameSingular: string;
+  recordGqlFields?: RecordGqlOperationGqlRecordFields;
+  computeReferences?: boolean;
+}) => {
+  const { objectMetadataItem } = useObjectMetadataItem({
+    objectNameSingular,
+  });
+
+  const objectMetadataItems = useRecoilValue(objectMetadataItemsState);
+
+  const { objectPermissionsByObjectMetadataId } = useObjectPermissions();
+
+  const groupByRecordsQuery = generateGroupByRecordsQuery({
+    objectMetadataItem,
+    objectMetadataItems,
+    recordGqlFields,
+    computeReferences,
+    objectPermissionsByObjectMetadataId,
+  });
+
+  return {
+    groupByRecordsQuery,
+  };
+};