Create old fields design widget (#15645)

In this PR:

- Pass `layoutMode` and `tabId` via PageLayoutContentContext provider
- Getting `pageLayoutType` from the current page layout
- Getting isInPinnedTab through `useIsInPinnedTab` hook

## Before

<img width="3456" height="2160" alt="CleanShot 2025-11-06 at 14 22
44@2x"
src="https://github.com/user-attachments/assets/763bb413-5739-45ef-85ed-82a72415886f"
/>

## After

<img width="3456" height="2162" alt="CleanShot 2025-11-06 at 14 20
38@2x"
src="https://github.com/user-attachments/assets/eee6cccd-9d36-426e-a22f-400e8f7f9413"
/>

---------

Co-authored-by: Lucas Bordeau <bordeau.lucas@gmail.com>

packages/twenty-front/src/modules/page-layout/contexts/PageLayoutContentContext.ts

@@ -0,0 +1,12 @@
+import { type PageLayoutTabLayoutMode } from '@/page-layout/types/PageLayoutTabLayoutMode';
+import { createRequiredContext } from '~/utils/createRequiredContext';
+
+export type PageLayoutContentContextType = {
+  tabId: string;
+  layoutMode: PageLayoutTabLayoutMode;
+};
+
+export const [PageLayoutContentProvider, usePageLayoutContentContext] =
+  createRequiredContext<PageLayoutContentContextType>(
+    'PageLayoutContentContext',
+  );