[Bug]: Align asset icon to 40px

### Describe the bug

Inconsistent asset icon for earning position

### Expected behavior

_No response_

### Screenshots/Recordings

_No response_

### Steps to reproduce

Earn on DAI, view token details page

### Error messages or log output

```shell

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### Detection stage

In production (default)

### Version

7.55.99

### Build type

Beta

### Device

iPhone 14 Pro

### Operating system

iOS

### Additional context

_No response_

### Severity

_No response_

Start by reproducing the issue on an iPhone 14 Pro by earning on DAI and opening the token details page. Locate the earning-position asset icon in the mobile UI and verify its rendered size against the reported 40px target. Done means the icon is consistently aligned at 40px in that view.

Written by the indexing model from the issue text.