[groupBy][Requires cache flush] Add WEEK date granularity (#16099)

Closes https://github.com/twentyhq/core-team-issues/issues/1921

https://github.com/user-attachments/assets/bf400ec1-ce25-4d9e-b875-774168452514

packages/twenty-front/src/modules/page-layout/widgets/graph/utils/formatDateByGranularity.ts

@@ -7,6 +7,7 @@ export const formatDateByGranularity = (
     | ObjectRecordGroupByDateGranularity.MONTH
     | ObjectRecordGroupByDateGranularity.QUARTER
     | ObjectRecordGroupByDateGranularity.YEAR
+    | ObjectRecordGroupByDateGranularity.WEEK
     | ObjectRecordGroupByDateGranularity.NONE,
 ): string => {
   switch (granularity) {
@@ -16,6 +17,12 @@ export const formatDateByGranularity = (
         month: 'short',
         day: 'numeric',
       });
+    case ObjectRecordGroupByDateGranularity.WEEK:
+      return date.toLocaleDateString(undefined, {
+        year: 'numeric',
+        month: 'short',
+        day: 'numeric',
+      });
     case ObjectRecordGroupByDateGranularity.MONTH:
       return date.toLocaleDateString(undefined, {
         year: 'numeric',