feat(ffi): Add ffi::CreateRoomParameters::is_space

[jmartinesp]

This allows us to create spaces - rooms with a RoomType::Space - from the clients.

• Public API changes documented in changelogs (optional)

Signed-off-by:

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 88.94%. Comparing base (97110ed) to head (b6e9875).
⚠️ Report is 4 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6010   +/-   ##
=======================================
  Coverage   88.93%   88.94%           
=======================================
  Files         357      357           
  Lines       99166    99166           
  Branches    99166    99166           
=======================================
+ Hits        88195    88199    +4     
+ Misses       6980     6975    -5     
- Partials     3991     3992    +1     

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[codspeed-hq]

CodSpeed Performance Report

Merging this PR will not alter performance

_{Comparing feat/add-is-space-parameter-to-room-creation-params (b6e9875) with main (f3aec8d)}

Summary

✅ 50 untouched benchmarks

[Hywan]

A test would be welcomed, but I'm okay with the current patch, thanks!

[jmartinesp]

All the code is in the FFI layer, so I'm not sure if we can actually test it.

---

Oh, we can. We just don't bother most of the time because it's FFI <-> SDK mappings.