Share button when viewing an image does nothing

**Describe the bug**
When viewing an image in native Voyager for iPadOS and tapping on the share button (or on the share option in the three dots menu), nothing happens.

**To Reproduce**
Steps to reproduce the behavior:

1. Tap on an image to view it
2. Tap on the share button or the share option in the three dots menu
3. Nothing happens

**Expected behavior**
The same share menu should appear as when tapping on the share button for a post.

**Smartphone (please complete the following information):**

- Device: iPad Air 2
- OS: iPadOS 15.7.6
- Browser: not applicable, using the native version of Voyager
- Version: 1.28.0