Include Date fields in aggregate operations on dates (#9479)

Follow-up on https://github.com/twentyhq/twenty/pull/9444/files - I had
forgotten to include Date field types (in addition to DateTime)

packages/twenty-shared/src/utils/fieldMetadata/isFieldMetadataDateKind.ts

@@ -0,0 +1,12 @@
+import { FieldMetadataType } from 'src/types/FieldMetadataType';
+
+export const isFieldMetadataDateKind = (
+  fieldMetadataType: FieldMetadataType,
+): fieldMetadataType is
+  | FieldMetadataType.DATE
+  | FieldMetadataType.DATE_TIME => {
+  return (
+    fieldMetadataType === FieldMetadataType.DATE ||
+    fieldMetadataType === FieldMetadataType.DATE_TIME
+  );
+};