重复

• 我已经搜索了存在的问题

最新版本

• 我已经测试了最新版本

重现步骤🕹

操作步骤：
1.从5.10.6升级到5.10.7

当前行为😯

>
              Sprite Icons
            </h2>
            <label
    -         class="MuiFormLabel-root MuiInputLabel-root MuiInputLabel-shrink MuiFormLabel-colorPrimary emotion-120"
    +         class="MuiFormLabel-root MuiInputLabel-root MuiInputLabel-shrink MuiFormLabel-colorPrimary MuiInputLabel-root MuiInputLabel-shrink emotion-120"
              data-shrink="true"
              id="demo-simple-select-label"
            >

### Expected behavior 🤔

Take a look, the classes like MuiInputLabel-root are getting doubled up.

### Context 🔦

Jest snapshots should match without duplicate classes.

### Your environment 🌎

<details>
  <summary><code>npx @mui/envinfo</code></summary>
jest
</details>