Add legal information

[manuroe]

Users must be able to read our T&Cs and all legal information.

EI has:

[manuroe]

Urls to use are the same as EI:

• https://element.io/copyright
• https://element.io/privacy
• https://element.io/acceptable-use-policy-terms

[amshakal]

Do we need third party notices?

[amshakal]

Added screens here:
https://www.figma.com/file/0MMNu7cTOzLOlWb7ctTkv3/Element-X?type=design&node-id=2489%3A123146&t=sI4qiDvg8Mz676aX-1

[manuroe]

Do we need third party notices?

No, not for the app store review. We can do it later but we will need more design work. This content is an html file embedded in the app. We built it ourselves in EI and we did out very poor job 🫣:

[manuroe]

@amshakal how do you want us to present the URL content?
Options:

• fullscreen in-app webview like on EI (screenshot I posted in the issue
• Safari View Controller

[stefanceriu]

Went for a full safari presentation for now as that was the default. Come to think of it though it makes sense to open it separately so that the user can review in their own time without blocking Element X