Investigate why icons are not the correct size

### Description

On MIUI 14 for Xiaomi - POCO F3, we've had a user see this issue with the icons shown in the notifications area. They are using different sizes and it looks a bit off. Reporting this matter to see if this is something we can address, or if it is a MIUI bug. The customer reports that Plex works properly

### Step-by-step reproduction instructions

1. Play something in Pocket Casts
2. View the notifications area

### Screenshots or screen recording

Pocket Casts vs Plex

### Did you search for existing bug reports?

- [X] I have searched for existing bug reports.

### Device, Operating system, and Pocket Casts app version

Phone: Xiaomi - POCO F3 - M2012K11AG - alioth, Android 13, Pocket Casts v7.34-rc-1,

No source files or tests are named. Start by reproducing the notification icon-size mismatch on the specified POCO F3 running Android 13 and Pocket Casts v7.34-rc-1, then compare it with the Plex example and inspect the notification presentation path. Done means establishing whether Pocket Casts can address the sizing or whether the behavior is specific to MIUI, with findings recorded.

Written by the indexing model from the issue text.