Describe the bug

When opening the text input on iOS, the start of the line is not capitalized by default

Reproduction

1. Open text input on iOS
2. Observe that the first letter is not capitalized

Expected behavior

The first letter of the chat (start of sentence) should be capitalized by default, this is the default for iOS.

Platform and versions

1. iOS
2. Safari (PWA)
3. 1.3.1
4. matrix.cloudhub.social

Additional context

No response