Migrate permission flag to syncable entity (#18567)

Closes [#2225](https://github.com/twentyhq/core-team-issues/issues/2225)

packages/twenty-server/src/engine/workspace-manager/workspace-migration/universal-flat-entity/constants/__tests__/__snapshots__/all-universal-flat-entity-foreign-key-aggregator-properties.constant.spec.ts.snap

@@ -28,8 +28,10 @@ exports[`ALL_UNIVERSAL_FLAT_ENTITY_FOREIGN_KEY_AGGREGATOR_PROPERTIES should matc
     "widgetUniversalIdentifiers",
   ],
   "pageLayoutWidget": [],
+  "permissionFlag": [],
   "role": [
     "roleTargetUniversalIdentifiers",
+    "permissionFlagUniversalIdentifiers",
     "rowLevelPermissionPredicateUniversalIdentifiers",
     "rowLevelPermissionPredicateGroupUniversalIdentifiers",
   ],

packages/twenty-server/src/engine/workspace-manager/workspace-migration/universal-flat-entity/constants/all-jsonb-properties-with-serialized-relation-by-metadata-name.constant.ts

@@ -37,6 +37,7 @@ export const ALL_JSONB_PROPERTIES_WITH_SERIALIZED_RELATION_BY_METADATA_NAME = {
   },
   commandMenuItem: {},
   navigationMenuItem: {},
+  permissionFlag: {},
   frontComponent: {},
 } as const satisfies {
   [P in AllMetadataName]: Partial<{

packages/twenty-server/src/engine/workspace-manager/workspace-migration/universal-flat-entity/types/universal-flat-permission-flag.type.ts

@@ -0,0 +1,7 @@
+import { type PermissionFlagEntity } from 'src/engine/metadata-modules/permission-flag/permission-flag.entity';
+import { type UniversalFlatEntityFrom } from 'src/engine/workspace-manager/workspace-migration/universal-flat-entity/types/universal-flat-entity-from.type';
+
+export type UniversalFlatPermissionFlag = UniversalFlatEntityFrom<
+  PermissionFlagEntity,
+  'permissionFlag'
+>;