feat(editor): unify block props api (#10888)

Closes: [BS-2707](https://linear.app/affine-design/issue/BS-2707/统一使用props获取和更新block-prop)

packages/frontend/core/src/modules/pdf/renderer/utils.ts

@@ -1,7 +1,7 @@
 import type { AttachmentBlockModel } from '@blocksuite/affine/model';
 
 export async function downloadBlobToBuffer(model: AttachmentBlockModel) {
-  const sourceId = model.sourceId;
+  const sourceId = model.props.sourceId;
   if (!sourceId) {
     throw new Error('Attachment not found');
   }