fix(editor): can not move carte at the end of inline element (#11558)

Close [BS-2922](https://linear.app/affine-design/issue/BS-2922/【移动端-ios】文档添加linked-page后，无法删除)

tests/blocksuite/e2e/utils/actions/misc.ts

@@ -14,6 +14,7 @@ import { expect } from '@playwright/test';
 import stringify from 'json-stable-stringify';
 import lz from 'lz-string';
 
+import { ZERO_WIDTH_SPACE } from '../inline-editor.js';
 import { currentEditorIndex } from '../multiple-editor.js';
 import {
   pressArrowRight,
@@ -1053,7 +1054,7 @@ export async function getIndexCoordinate(
 }
 
 export function inlineEditorInnerTextToString(innerText: string): string {
-  return innerText.replace('\u200B', '').trim();
+  return innerText.replace(ZERO_WIDTH_SPACE, '').trim();
 }
 
 export async function focusTitle(page: Page) {