Incoming session verification support

[stefanceriu]

Introduce support for receiving and interacting with incoming device verification requests:

• adop new rust side ffi level session verification controller api
• update the sessionVerificationControllerProxy state machine and available screens
• introduce a new sessionVerificationControllerProxy actions publisher and hook it onto the UserSessionFlowCoordinator to display incoming requests
• update overall verification designs and copy, introduce more previews

Relates to element-hq/element-meta/issues/2464, fixes #1227

Powered by matrix-org/matrix-rust-sdk#4153

Screen.Recording.2024-10-18.at.14.30.11.mov

[pixlwave]

Overall looks good to me, can't wait to have this working 🙌

[github-actions]

	Warnings
⚠️	Some of the commits are missing ticket numbers. Please consider squashing all commits that don't have a tracking number.
⚠️	You seem to have made changes to views. Please consider adding screenshots.

Generated by 🚫 Danger Swift against 80de507

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
848	1	847	0

View the full list of 1 ❄️ flaky tests

PreviewTests test_joinRoomScreen()

Flake rate in main: 15.11% (Passed 118 times, Failed 21 times)

Stack Traces | 15.1s run time

failed - Snapshot "Unknown" does not match reference.

@−
"file:.../__Snapshots__/PreviewTests/test_joinRoomScreen-iPhone-16-pseudo.Unknown.png"
@+
"file:.../tmp/PreviewTests/test_joinRoomScreen-iPhone-16-pseudo.Unknown.png"

To configure output for a custom diff tool, use 'withSnapshotTesting'. For example:

    withSnapshotTesting(diffTool: .ksdiff) {
      // ...
    }

The percentage of pixels that match 0.95932007 is less than required 1.0
The lowest perceptual color precision 0.39937502 is less than required 0.98 (.../PreviewTests/Sources/PreviewTests.swift:84)

To view individual test run time comparison to the main branch, go to the Test Analytics Dashboard

[sonarqubecloud]

Quality Gate passed

Issues
2 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud