Update manifest structure (#17547)

Move all sync entities in an `entities` key. Rename functions to
logicFunctions

```json
{
  application: {
    ...
  },
  entities: {
    objects: [],
    logicFunctions: [],
    ...
  }
}
```

packages/twenty-shared/src/application/enums/syncable-entities.enum.ts

@@ -1,8 +1,7 @@
 export enum SyncableEntity {
   Object = 'object',
-  ObjectExtension = 'objectExtension',
-  Function = 'function',
+  Field = 'field',
+  LogicFunction = 'logicFunction',
   FrontComponent = 'frontComponent',
   Role = 'role',
-  PublicAsset = 'publicAsset',
 }