feat(server): read-write external assets (#9235)

* refactor: remove isReadOnly and isExternal usages

* chore: open api

* fix: linting

* remove mobile isReadOnly dependency

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

server/test/fixtures/shared-link.stub.ts

@@ -59,7 +59,6 @@ const assetResponse: AssetResponseDto = {
   thumbhash: null,
   fileModifiedAt: today,
   isExternal: false,
-  isReadOnly: false,
   isOffline: false,
   fileCreatedAt: today,
   localDateTime: today,
@@ -210,7 +209,6 @@ export const sharedLinkStub = {
           isFavorite: false,
           isArchived: false,
           isExternal: false,
-          isReadOnly: false,
           isOffline: false,
           libraryId: 'library-id',
           library: libraryStub.uploadLibrary1,