Data Skeleton Loading on Indexes (#5828)

### Description
Data Skeleton Loading on Indexes

### Refs
#4459

### Demo


https://github.com/twentyhq/twenty/assets/140154534/d9c9b0fa-2d8c-4b0d-8d48-cae09530622a


Fixes #4459

---------

Co-authored-by: gitstart-twenty <gitstart-twenty@users.noreply.github.com>
Co-authored-by: v1b3m <vibenjamin6@gmail.com>
Co-authored-by: Matheus <matheus_benini@hotmail.com>
Co-authored-by: Lucas Bordeau <bordeau.lucas@gmail.com>

packages/twenty-front/src/modules/object-record/states/isRecordBoardColumnLoadingFamilyState.ts

@@ -0,0 +1,9 @@
+import { createFamilyState } from '@/ui/utilities/state/utils/createFamilyState';
+
+export const isRecordIndexBoardColumnLoadingFamilyState = createFamilyState<
+  boolean,
+  string | undefined
+>({
+  key: 'isRecordIndexBoardColumnLoadingFamilyState',
+  defaultValue: false,
+});