Element sends call version 1 as a number, but it should be a string

[deepbluev7]

Steps to reproduce

1. Start a call in Element
2. Check the first event sent into the room

Outcome

What did you expect?

A "version": "1" call as required by the MSC: https://github.com/matrix-org/matrix-spec-proposals/pull/2746/files#diff-4d65532ebdb47ba1fd5ea93342395abfeaab0e911360c0bd8d8839be90afd7dfR21

What happened instead?

A "version": 1 call

Operating system

Linux

Browser information

No response

URL for webapp

riot.neko.dev

Application version

1.10.12

Homeserver

No response

Will you send logs?

No

[deepbluev7]

Note, clients are allowed to interpret any number as 0, so you will be silently downgrading the call version, if you don't send it as a string.