/msg command not available in Android Element while available in https://app.element.io/

### Steps to reproduce

1. type /msg or / and review commands on Android
2. do the same it on https://app.element.io/

### Outcome

#### What did you expect?

msg command is on both

#### What happened instead?

msg is only in browser

### Your phone model

Mi A2 Lite

### Operating system version

Android 10

### Application version and app store

three dot menu has no such option

### Homeserver

no idea how to check it

### Will you send logs?

Yes

### Are you willing to provide a PR?

No